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Research Paper Guide

Research Paper Example

Research Paper Examples - Free Sample Papers for Different Formats!

Research Paper Example for Different Formats

Following a specific formatting style is essential while writing a research paper . Knowing the conventions and guidelines for each format can help you in creating a perfect paper. Here we have gathered examples of research paper for most commonly applied citation styles :

Social Media and Social Media Marketing: A Literature Review

APA Research Paper Example

APA (American Psychological Association) style is commonly used in social sciences, psychology, and education. This format is recognized for its clear and concise writing, emphasis on proper citations, and orderly presentation of ideas.

Here are some research paper examples in APA style:

Research Paper Example APA 7th Edition

Research Paper Example MLA

MLA (Modern Language Association) style is frequently employed in humanities disciplines, including literature, languages, and cultural studies. An MLA research paper might explore literature analysis, linguistic studies, or historical research within the humanities.

Here is an example:

Found Voices: Carl Sagan

Research Paper Example Chicago

Chicago style is utilized in various fields like history, arts, and social sciences. Research papers in Chicago style could delve into historical events, artistic analyses, or social science inquiries.

Here is a research paper formatted in Chicago style:

Chicago Research Paper Sample

Research Paper Example Harvard

Harvard style is widely used in business, management, and some social sciences. Research papers in Harvard style might address business strategies, case studies, or social policies.

View this sample Harvard style paper here:

Harvard Research Paper Sample

Examples for Different Research Paper Parts

A research paper has different parts. Each part is important for the overall success of the paper. Chapters in a research paper must be written correctly, using a certain format and structure.

The following are examples of how different sections of the research paper can be written.

Research Proposal

The research proposal acts as a detailed plan or roadmap for your study, outlining the focus of your research and its significance. It's essential as it not only guides your research but also persuades others about the value of your study.

Example of Research Proposal

An abstract serves as a concise overview of your entire research paper. It provides a quick insight into the main elements of your study. It summarizes your research's purpose, methods, findings, and conclusions in a brief format.

Research Paper Example Abstract

Literature Review

A literature review summarizes the existing research on your study's topic, showcasing what has already been explored. This section adds credibility to your own research by analyzing and summarizing prior studies related to your topic.

Literature Review Research Paper Example

Methodology

The methodology section functions as a detailed explanation of how you conducted your research. This part covers the tools, techniques, and steps used to collect and analyze data for your study.

Methods Section of Research Paper Example

How to Write the Methods Section of a Research Paper

The conclusion summarizes your findings, their significance and the impact of your research. This section outlines the key takeaways and the broader implications of your study's results.

Research Paper Conclusion Example

Research Paper Examples for Different Fields

Research papers can be about any subject that needs a detailed study. The following examples show research papers for different subjects.

History Research Paper Sample

Preparing a history research paper involves investigating and presenting information about past events. This may include exploring perspectives, analyzing sources, and constructing a narrative that explains the significance of historical events.

View this history research paper sample:

Many Faces of Generalissimo Fransisco Franco

Sociology Research Paper Sample

In sociology research, statistics and data are harnessed to explore societal issues within a particular region or group. These findings are thoroughly analyzed to gain an understanding of the structure and dynamics present within these communities.

Here is a sample:

A Descriptive Statistical Analysis within the State of Virginia

Science Fair Research Paper Sample

A science research paper involves explaining a scientific experiment or project. It includes outlining the purpose, procedures, observations, and results of the experiment in a clear, logical manner.

Here are some examples:

Science Fair Paper Format

What Do I Need To Do For The Science Fair?

Psychology Research Paper Sample

Writing a psychology research paper involves studying human behavior and mental processes. This process includes conducting experiments, gathering data, and analyzing results to understand the human mind, emotions, and behavior.

Here is an example psychology paper:

The Effects of Food Deprivation on Concentration and Perseverance

Art History Research Paper Sample

Studying art history includes examining artworks, understanding their historical context, and learning about the artists. This helps analyze and interpret how art has evolved over various periods and regions.

Check out this sample paper analyzing European art and impacts:

European Art History: A Primer

Research Paper Example Outline

Before you plan on writing a well-researched paper, make a rough draft. An outline can be a great help when it comes to organizing vast amounts of research material for your paper.

Here is an outline of a research paper example:

Here is a downloadable sample of a standard research paper outline:

Research Paper Outline

Want to create the perfect outline for your paper? Check out this in-depth guide on creating a research paper outline for a structured paper!

Good Research Paper Examples for Students

Here are some more samples of research paper for students to learn from:

Fiscal Research Center - Action Plan

Qualitative Research Paper Example

Research Paper Example Introduction

How to Write a Research Paper Example

Research Paper Example for High School

Now that you have explored the research paper examples, you can start working on your research project. Hopefully, these examples will help you understand the writing process for a research paper.

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Research Paper Examples

Research paper examples are of great value for students who want to complete their assignments timely and efficiently. If you are a student in the university, your first stop in the quest for research paper examples will be the campus library where you can get to view the research sample papers of lecturers and other professionals in diverse fields plus those of fellow students who preceded you in the campus. Many college departments maintain libraries of previous student work, including large research papers, which current students can examine.

Embark on a journey of academic excellence with iResearchNet, your premier destination for research paper examples that illuminate the path to scholarly success. In the realm of academia, where the pursuit of knowledge is both a challenge and a privilege, the significance of having access to high-quality research paper examples cannot be overstated. These exemplars are not merely papers; they are beacons of insight, guiding students and scholars through the complex maze of academic writing and research methodologies.

At iResearchNet, we understand that the foundation of academic achievement lies in the quality of resources at one’s disposal. This is why we are dedicated to offering a comprehensive collection of research paper examples across a multitude of disciplines. Each example stands as a testament to rigorous research, clear writing, and the deep understanding necessary to advance in one’s academic and professional journey.

Access to superior research paper examples equips learners with the tools to develop their own ideas, arguments, and hypotheses, fostering a cycle of learning and discovery that transcends traditional boundaries. It is with this vision that iResearchNet commits to empowering students and researchers, providing them with the resources to not only meet but exceed the highest standards of academic excellence. Join us on this journey, and let iResearchNet be your guide to unlocking the full potential of your academic endeavors.

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Get 10% off with 24start discount code, what is a research paper.

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Importance of Research Paper Examples

Research Paper Writing Services

A Sample Research Paper on Child Abuse

A research paper represents the pinnacle of academic investigation, a scholarly manuscript that encapsulates a detailed study, analysis, or argument based on extensive independent research. It is an embodiment of the researcher’s ability to synthesize a wealth of information, draw insightful conclusions, and contribute novel perspectives to the existing body of knowledge within a specific field. At its core, a research paper strives to push the boundaries of what is known, challenging existing theories and proposing new insights that could potentially reshape the understanding of a particular subject area.

The objective of writing a research paper is manifold, serving both educational and intellectual pursuits. Primarily, it aims to educate the author, providing a rigorous framework through which they engage deeply with a topic, hone their research and analytical skills, and learn the art of academic writing. Beyond personal growth, the research paper serves the broader academic community by contributing to the collective pool of knowledge, offering fresh perspectives, and stimulating further research. It is a medium through which scholars communicate ideas, findings, and theories, thereby fostering an ongoing dialogue that propels the advancement of science, humanities, and other fields of study.

Research papers can be categorized into various types, each with distinct objectives and methodologies. The most common types include:

Analytical Research Paper: This type focuses on analyzing different viewpoints represented in the scholarly literature or data. The author critically evaluates and interprets the information, aiming to provide a comprehensive understanding of the topic.
Argumentative or Persuasive Research Paper: Here, the author adopts a stance on a contentious issue and argues in favor of their position. The objective is to persuade the reader through evidence and logic that the author’s viewpoint is valid or preferable.
Experimental Research Paper: Often used in the sciences, this type documents the process, results, and implications of an experiment conducted by the author. It provides a detailed account of the methodology, data collected, analysis performed, and conclusions drawn.
Survey Research Paper: This involves collecting data from a set of respondents about their opinions, behaviors, or characteristics. The paper analyzes this data to draw conclusions about the population from which the sample was drawn.
Comparative Research Paper: This type involves comparing and contrasting different theories, policies, or phenomena. The aim is to highlight similarities and differences, thereby gaining a deeper understanding of the subjects under review.
Cause and Effect Research Paper: It explores the reasons behind specific actions, events, or conditions and the consequences that follow. The goal is to establish a causal relationship between variables.
Review Research Paper: This paper synthesizes existing research on a particular topic, offering a comprehensive analysis of the literature to identify trends, gaps, and consensus in the field.

Understanding the nuances and objectives of these various types of research papers is crucial for scholars and students alike, as it guides their approach to conducting and writing up their research. Each type demands a unique set of skills and perspectives, pushing the author to think critically and creatively about their subject matter. As the academic landscape continues to evolve, the research paper remains a fundamental tool for disseminating knowledge, encouraging innovation, and fostering a culture of inquiry and exploration.

Browse Sample Research Papers

iResearchNet prides itself on offering a wide array of research paper examples across various disciplines, meticulously curated to support students, educators, and researchers in their academic endeavors. Each example embodies the hallmarks of scholarly excellence—rigorous research, analytical depth, and clear, precise writing. Below, we explore the diverse range of research paper examples available through iResearchNet, designed to inspire and guide users in their quest for academic achievement.

Anthropology Research Paper Examples

Our anthropology research paper examples delve into the study of humanity, exploring cultural, social, biological, and linguistic variations among human populations. These papers offer insights into human behavior, traditions, and evolution, providing a comprehensive overview of anthropological research methods and theories.

Archaeology Research Paper
Forensic Anthropology Research Paper
Linguistics Research Paper
Medical Anthropology Research Paper
Social Problems Research Paper

Art Research Paper Examples

The art research paper examples feature analyses of artistic expressions across different cultures and historical periods. These papers cover a variety of topics, including art history, criticism, and theory, as well as the examination of specific artworks or movements.

Performing Arts Research Paper
Music Research Paper
Architecture Research Paper
Theater Research Paper
Visual Arts Research Paper

Cancer Research Paper Examples

Our cancer research paper examples focus on the latest findings in the field of oncology, discussing the biological mechanisms of cancer, advancements in diagnostic techniques, and innovative treatment strategies. These papers aim to contribute to the ongoing battle against cancer by sharing cutting-edge research.

Breast Cancer Research Paper
Leukemia Research Paper
Lung Cancer Research Paper
Ovarian Cancer Research Paper
Prostate Cancer Research Paper

Communication Research Paper Examples

These examples explore the complexities of human communication, covering topics such as media studies, interpersonal communication, and public relations. The papers examine how communication processes affect individuals, societies, and cultures.

Advertising Research Paper
Journalism Research Paper
Media Research Paper
Public Relations Research Paper
Public Speaking Research Paper

Crime Research Paper Examples

The crime research paper examples provided by iResearchNet investigate various aspects of criminal behavior and the factors contributing to crime. These papers cover a range of topics, from theoretical analyses of criminality to empirical studies on crime prevention strategies.

Computer Crime Research Paper
Domestic Violence Research Paper
Hate Crimes Research Paper
Organized Crime Research Paper
White-Collar Crime Research Paper

Criminal Justice Research Paper Examples

Our criminal justice research paper examples delve into the functioning of the criminal justice system, exploring issues related to law enforcement, the judiciary, and corrections. These papers critically examine policies, practices, and reforms within the criminal justice system.

Capital Punishment Research Paper
Community Policing Research Paper
Corporal Punishment Research Paper
Criminal Investigation Research Paper
Criminal Justice System Research Paper
Plea Bargaining Research Paper
Restorative Justice Research Paper

Criminal Law Research Paper Examples

These examples focus on the legal aspects of criminal behavior, discussing laws, regulations, and case law that govern criminal proceedings. The papers provide an in-depth analysis of criminal law principles, legal defenses, and the implications of legal decisions.

Actus Reus Research Paper
Gun Control Research Paper
Insanity Defense Research Paper
International Criminal Law Research Paper
Self-Defense Research Paper

Criminology Research Paper Examples

iResearchNet’s criminology research paper examples study the causes, prevention, and societal impacts of crime. These papers employ various theoretical frameworks to analyze crime trends and propose effective crime reduction strategies.

Cultural Criminology Research Paper
Education and Crime Research Paper
Marxist Criminology Research Paper
School Crime Research Paper
Urban Crime Research Paper

Culture Research Paper Examples

The culture research paper examples examine the beliefs, practices, and artifacts that define different societies. These papers explore how culture shapes identities, influences behaviors, and impacts social interactions.

Advertising and Culture Research Paper
Material Culture Research Paper
Popular Culture Research Paper
Cross-Cultural Studies Research Paper
Culture Change Research Paper

Economics Research Paper Examples

Our economics research paper examples offer insights into the functioning of economies at both the micro and macro levels. Topics include economic theory, policy analysis, and the examination of economic indicators and trends.

Budget Research Paper
Cost-Benefit Analysis Research Paper
Fiscal Policy Research Paper
Labor Market Research Paper

Education Research Paper Examples

These examples address a wide range of issues in education, from teaching methods and curriculum design to educational policy and reform. The papers aim to enhance understanding and improve outcomes in educational settings.

Early Childhood Education Research Paper
Information Processing Research Paper
Multicultural Education Research Paper
Special Education Research Paper
Standardized Tests Research Paper

Health Research Paper Examples

The health research paper examples focus on public health issues, healthcare systems, and medical interventions. These papers contribute to the discourse on health promotion, disease prevention, and healthcare management.

AIDS Research Paper
Alcoholism Research Paper
Disease Research Paper
Health Economics Research Paper
Health Insurance Research Paper
Nursing Research Paper

History Research Paper Examples

Our history research paper examples cover significant events, figures, and periods, offering critical analyses of historical narratives and their impact on present-day society.

Adolf Hitler Research Paper
American Revolution Research Paper
Ancient Greece Research Paper
Apartheid Research Paper
Christopher Columbus Research Paper
Climate Change Research Paper
Cold War Research Paper
Columbian Exchange Research Paper
Deforestation Research Paper
Diseases Research Paper
Earthquakes Research Paper
Egypt Research Paper

Leadership Research Paper Examples

These examples explore the theories and practices of effective leadership, examining the qualities, behaviors, and strategies that distinguish successful leaders in various contexts.

Implicit Leadership Theories Research Paper
Judicial Leadership Research Paper
Leadership Styles Research Paper
Police Leadership Research Paper
Political Leadership Research Paper
Remote Leadership Research Paper

Mental Health Research Paper Examples

The mental health research paper examples provided by iResearchNet discuss psychological disorders, therapeutic interventions, and mental health advocacy. These papers aim to raise awareness and improve mental health care practices.

ADHD Research Paper
Anxiety Research Paper
Autism Research Paper
Depression Research Paper
Eating Disorders Research Paper
PTSD Research Paper
Schizophrenia Research Paper
Stress Research Paper

Political Science Research Paper Examples

Our political science research paper examples analyze political systems, behaviors, and ideologies. Topics include governance, policy analysis, and the study of political movements and institutions.

American Government Research Paper
Civil War Research Paper
Communism Research Paper
Democracy Research Paper
Game Theory Research Paper
Human Rights Research Paper
International Relations Research Paper
Terrorism Research Paper

Psychology Research Paper Examples

These examples delve into the study of the mind and behavior, covering a broad range of topics in clinical, cognitive, developmental, and social psychology.

Artificial Intelligence Research Paper
Assessment Psychology Research Paper
Biological Psychology Research Paper
Clinical Psychology Research Paper
Cognitive Psychology Research Paper
Developmental Psychology Research Paper
Discrimination Research Paper
Educational Psychology Research Paper
Environmental Psychology Research Paper
Experimental Psychology Research Paper
Intelligence Research Paper
Learning Disabilities Research Paper
Personality Psychology Research Paper
Psychiatry Research Paper
Psychotherapy Research Paper
Social Cognition Research Paper
Social Psychology Research Paper

Sociology Research Paper Examples

The sociology research paper examples examine societal structures, relationships, and processes. These papers provide insights into social phenomena, inequality, and change.

Family Research Paper
Demography Research Paper
Group Dynamics Research Paper
Quality of Life Research Paper
Social Change Research Paper
Social Movements Research Paper
Social Networks Research Paper

Technology Research Paper Examples

Our technology research paper examples address the impact of technological advancements on society, exploring issues related to digital communication, cybersecurity, and innovation.

Computer Forensics Research Paper
Genetic Engineering Research Paper
History of Technology Research Paper
Internet Research Paper
Nanotechnology Research Paper

Other Research Paper Examples

Abortion Research Paper
Adoption Research Paper
Animal Testing Research Paper
Bullying Research Paper
Diversity Research Paper
Divorce Research Paper
Drugs Research Paper
Environmental Issues Research Paper
Ethics Research Paper
Evolution Research Paper
Feminism Research Paper
Food Research Paper
Gender Research Paper
Globalization Research Paper
Juvenile Justice Research Paper
Law Research Paper
Management Research Paper
Philosophy Research Paper
Public Health Research Paper
Religion Research Paper
Science Research Paper
Social Sciences Research Paper
Statistics Research Paper
Other Sample Research Papers

Each category of research paper examples provided by iResearchNet serves as a valuable resource for students and researchers seeking to deepen their understanding of a specific field. By offering a comprehensive collection of well-researched and thoughtfully written papers, iResearchNet aims to support academic growth and encourage scholarly inquiry across diverse disciplines.

Sample Research Papers: To Read or Not to Read?

When you get an assignment to write a research paper, the first question you ask yourself is ‘Should I look for research paper examples?’ Maybe, I can deal with this task on my own without any help. Is it that difficult?

Thousands of students turn to our service every day for help. It does not mean that they cannot do their assignments on their own. They can, but the reason is different. Writing a research paper demands so much time and energy that asking for assistance seems to be a perfect solution. As the matter of fact, it is a perfect solution, especially, when you need to work to pay for your studying as well.

Firstly, if you search for research paper examples before you start writing, you can save your time significantly. You look at the example and you understand the gist of your assignment within several minutes. Secondly, when you examine some sample paper, you get to know all the requirements. You analyze the structure, the language, and the formatting details. Finally, reading examples helps students to overcome writer’s block, as other people’s ideas can motivate you to discover your own ideas.

The significance of research paper examples in the academic journey of students cannot be overstated. These examples serve not only as a blueprint for structuring and formatting academic papers but also as a beacon guiding students through the complex landscape of academic writing standards. iResearchNet recognizes the pivotal role that high-quality research paper examples play in fostering academic success and intellectual growth among students.

Blueprint for Academic Success

Research paper examples provided by iResearchNet are meticulously crafted to demonstrate the essential elements of effective academic writing. These examples offer clear insights into how to organize a paper, from the introductory paragraph, through the development of arguments and analysis, to the concluding remarks. They showcase the appropriate use of headings, subheadings, and the integration of tables, figures, and appendices, which collectively contribute to a well-organized and coherent piece of scholarly work. By studying these examples, students can gain a comprehensive understanding of the structure and formatting required in academic papers, which is crucial for meeting the rigorous standards of academic institutions.

Sparking Ideas and Providing Evidence

Beyond serving as a structural guide, research paper examples act as a source of inspiration for students embarking on their research projects. These examples illuminate a wide array of topics, methodologies, and analytical frameworks, thereby sparking ideas for students’ own research inquiries. They demonstrate how to effectively engage with existing literature, frame research questions, and develop a compelling thesis statement. Moreover, by presenting evidence and arguments in a logical and persuasive manner, these examples illustrate the art of substantiating claims with solid research, encouraging students to adopt a similar level of rigor and depth in their work.

Enhancing Research Skills

Engagement with high-quality research paper examples is instrumental in improving research skills among students. These examples expose students to various research methodologies, from qualitative case studies to quantitative analyses, enabling them to appreciate the breadth of research approaches applicable to their fields of study. By analyzing these examples, students learn how to critically evaluate sources, differentiate between primary and secondary data, and apply ethical considerations in research. Furthermore, these papers serve as a model for effectively citing sources, thereby teaching students the importance of academic integrity and the avoidance of plagiarism.

In essence, research paper examples are a fundamental resource that can significantly enhance the academic writing and research capabilities of students. iResearchNet’s commitment to providing access to a diverse collection of exemplary papers reflects its dedication to supporting academic excellence. Through these examples, students are equipped with the tools necessary to navigate the challenges of academic writing, foster innovative thinking, and contribute meaningfully to the scholarly community. By leveraging these resources, students can elevate their academic pursuits, ensuring their research is not only rigorous but also impactful.

Custom Research Paper Writing Services

In the academic journey, the ability to craft a compelling and meticulously researched paper is invaluable. Recognizing the challenges and pressures that students face, iResearchNet has developed a suite of research paper writing services designed to alleviate the burden of academic writing and research. Our services are tailored to meet the diverse needs of students across all academic disciplines, ensuring that every research paper not only meets but exceeds the rigorous standards of scholarly excellence. Below, we detail the multifaceted aspects of our research paper writing services, illustrating how iResearchNet stands as a beacon of support in the academic landscape.

At iResearchNet, we understand the pivotal role that research papers play in the academic and professional development of students. With this understanding at our core, we offer comprehensive writing services that cater to the intricate process of research paper creation. Our services are designed to guide students through every stage of the writing process, from initial research to final submission, ensuring clarity, coherence, and scholarly rigor.

The Need for Research Paper Writing Services

Navigating the complexities of academic writing and research can be a daunting task for many students. The challenges of identifying credible sources, synthesizing information, adhering to academic standards, and articulating arguments cohesively are significant. Furthermore, the pressures of tight deadlines and the high stakes of academic success can exacerbate the difficulties faced by students. iResearchNet’s research paper writing services are crafted to address these challenges head-on, providing expert assistance that empowers students to achieve their academic goals with confidence.

Why Choose iResearchNet

Selecting the right partner for research paper writing is a pivotal decision for students and researchers aiming for academic excellence. iResearchNet stands out as the premier choice for several compelling reasons, each designed to meet the diverse needs of our clientele and ensure their success.

Expert Writers : At iResearchNet, we pride ourselves on our team of expert writers who are not only masters in their respective fields but also possess a profound understanding of academic writing standards. With advanced degrees and extensive experience, our writers bring depth, insight, and precision to each paper, ensuring that your work is informed by the latest research and methodologies.
Top Quality : Quality is the cornerstone of our services. We adhere to rigorous quality control processes to ensure that every paper we deliver meets the highest standards of academic excellence. Our commitment to quality means thorough research, impeccable writing, and meticulous proofreading, resulting in work that not only meets but exceeds expectations.
Customized Solutions : Understanding that each research project has its unique challenges and requirements, iResearchNet offers customized solutions tailored to your specific needs. Whether you’re grappling with a complex research topic, a tight deadline, or specific formatting guidelines, our team is equipped to provide personalized support that aligns with your objectives.
Affordable Prices : We believe that access to high-quality research paper writing services should not be prohibitive. iResearchNet offers competitive pricing structures designed to provide value without compromising on quality. Our transparent pricing model ensures that you know exactly what you are paying for, with no hidden costs or surprises.
Timely Delivery : Meeting deadlines is critical in academic writing, and at iResearchNet, we take this seriously. Our efficient processes and dedicated team ensure that your paper is delivered on time, every time, allowing you to meet your academic deadlines with confidence.
24/7 Support : Our commitment to your success is reflected in our round-the-clock support. Whether you have a question about your order, need to communicate with your writer, or require assistance with any aspect of our service, our friendly and knowledgeable support team is available 24/7 to assist you.
Money-Back Guarantee : Your satisfaction is our top priority. iResearchNet offers a money-back guarantee, ensuring that if for any reason you are not satisfied with the work delivered, you are entitled to a refund. This policy underscores our confidence in the quality of our services and our dedication to your success.

Choosing iResearchNet for your research paper writing needs means partnering with a trusted provider committed to excellence, innovation, and customer satisfaction. Our unparalleled blend of expert writers, top-quality work, customized solutions, affordability, timely delivery, 24/7 support, and a money-back guarantee makes us the ideal choice for students and researchers seeking to elevate their academic performance.

How It Works: iResearchNet’s Streamlined Process

Navigating the process of obtaining a top-notch research paper has never been more straightforward, thanks to iResearchNet’s streamlined approach. Our user-friendly system ensures that from the moment you decide to place your order to the final receipt of your custom-written paper, every step is seamless, transparent, and tailored to your needs. Here’s how our comprehensive process works:

Place Your Order : Begin your journey to academic success by visiting our website and filling out the order form. Here, you’ll provide details about your research paper, including the topic, academic level, number of pages, formatting style, and any specific instructions or requirements. This initial step is crucial for us to understand your needs fully and match you with the most suitable writer.
Make Payment : Once your order details are confirmed, you’ll proceed to the payment section. Our platform offers a variety of secure payment options, ensuring that your transaction is safe and hassle-free. Our transparent pricing policy means you’ll know exactly what you’re paying for upfront, with no hidden fees.
Choose Your Writer : After payment, you’ll have the opportunity to choose a writer from our team of experts. Our writers are categorized based on their fields of expertise, academic qualifications, and customer feedback ratings. This step empowers you to select the writer who best matches your research paper’s requirements, ensuring a personalized and targeted approach to your project.
Receive Your Work : Our writer will commence work on your research paper, adhering to the specified guidelines and timelines. Throughout this process, you’ll have the ability to communicate directly with your writer, allowing for updates, revisions, and clarifications to ensure the final product meets your expectations. Once completed, your research paper will undergo a thorough quality check before being delivered to you via your chosen method.
Free Revisions : Your satisfaction is our priority. Upon receiving your research paper, you’ll have the opportunity to review the work and request any necessary revisions. iResearchNet offers free revisions within a specified period, ensuring that your final paper perfectly aligns with your academic requirements and expectations.

Our process is designed to provide you with a stress-free experience and a research paper that reflects your academic goals. From placing your order to enjoying the success of a well-written paper, iResearchNet is here to support you every step of the way.

Our Extras: Enhancing Your iResearchNet Experience

At iResearchNet, we are committed to offering more than just standard research paper writing services. We understand the importance of providing a comprehensive and personalized experience for each of our clients. That’s why we offer a range of additional services designed to enhance your experience and ensure your academic success. Here are the exclusive extras you can benefit from:

VIP Service : Elevate your iResearchNet experience with our VIP service, offering you priority treatment from the moment you place your order. This service ensures your projects are given first priority, with immediate attention from our team, and direct access to our top-tier writers and editors. VIP clients also benefit from our highest level of customer support, available to address any inquiries or needs with utmost urgency and personalized care.
Plagiarism Report : Integrity and originality are paramount in academic writing. To provide you with peace of mind, we offer a detailed plagiarism report with every research paper. This report is generated using advanced plagiarism detection software, ensuring that your work is unique and adheres to the highest standards of academic honesty.
Text Messages : Stay informed about your order’s progress with real-time updates sent directly to your phone. This service ensures you’re always in the loop, providing immediate notifications about key milestones, writer assignments, and any changes to your order status. With this added layer of communication, you can relax knowing that you’ll never miss an important update about your research paper.
Table of Contents : A well-organized research paper is key to guiding readers through your work. Our service includes the creation of a detailed table of contents, meticulously structured to reflect the main sections and subsections of your paper. This not only enhances the navigability of your document but also presents your research in a professional and academically appropriate format.
Abstract Page : The abstract page is your research paper’s first impression, summarizing the essential points of your study and its conclusions. Crafting a compelling abstract is an art, and our experts are skilled in highlighting the significance, methodology, results, and implications of your research succinctly and effectively. This service ensures that your paper makes a strong impact from the very beginning.
Editor’s Check : Before your research paper reaches you, it undergoes a final review by our team of experienced editors. This editor’s check is a comprehensive process that includes proofreading for grammar, punctuation, and spelling errors, as well as ensuring that the paper meets all your specifications and academic standards. This meticulous attention to detail guarantees that your paper is polished, professional, and ready for submission.

To ensure your research paper is of the highest quality and ready for submission, it undergoes a rigorous editor’s check. This final review process includes a thorough examination for any grammatical, punctuation, or spelling errors, as well as a verification that the paper meets all your specified requirements and academic standards. Our editors’ meticulous approach guarantees that your paper is polished, accurate, and exemplary.

By choosing iResearchNet and leveraging our extras, you can elevate the quality of your research paper and enjoy a customized, worry-free academic support experience.

A research paper is an academic piece of writing, so you need to follow all the requirements and standards. Otherwise, it will be impossible to get the high results. To make it easier for you, we have analyzed the structure and peculiarities of a sample research paper on the topic ‘Child Abuse’.

The paper includes 7300+ words, a detailed outline, citations are in APA formatting style, and bibliography with 28 sources.

To write any paper you need to write a great outline. This is the key to a perfect paper. When you organize your paper, it is easier for you to present the ideas logically, without jumping from one thought to another.

In the outline, you need to name all the parts of your paper. That is to say, an introduction, main body, conclusion, bibliography, some papers require abstract and proposal as well.

A good outline will serve as a guide through your paper making it easier for the reader to follow your ideas.

I. Introduction

Ii. estimates of child abuse: methodological limitations, iii. child abuse and neglect: the legalities, iv. corporal punishment versus child abuse, v. child abuse victims: the patterns, vi. child abuse perpetrators: the patterns, vii. explanations for child abuse, viii. consequences of child abuse and neglect, ix. determining abuse: how to tell whether a child is abused or neglected, x. determining abuse: interviewing children, xi. how can society help abused children and abusive families, introduction.

An introduction should include a thesis statement and the main points that you will discuss in the paper.

A thesis statement is one sentence in which you need to show your point of view. You will then develop this point of view through the whole piece of work:

‘The impact of child abuse affects more than one’s childhood, as the psychological and physical injuries often extend well into adulthood.’

Child abuse is a very real and prominent social problem today. The impact of child abuse affects more than one’s childhood, as the psychological and physical injuries often extend well into adulthood. Most children are defenseless against abuse, are dependent on their caretakers, and are unable to protect themselves from these acts.

Childhood serves as the basis for growth, development, and socialization. Throughout adolescence, children are taught how to become productive and positive, functioning members of society. Much of the socializing of children, particularly in their very earliest years, comes at the hands of family members. Unfortunately, the messages conveyed to and the actions against children by their families are not always the positive building blocks for which one would hope.

In 2008, the Children’s Defense Fund reported that each day in America, 2,421 children are confirmed as abused or neglected, 4 children are killed by abuse or neglect, and 78 babies die before their first birthday. These daily estimates translate into tremendous national figures. In 2006, caseworkers substantiated an estimated 905,000 reports of child abuse or neglect. Of these, 64% suffered neglect, 16% were physically abused, 9% were sexually abused, 7% were emotionally or psychologically maltreated, and 2% were medically neglected. In addition, 15% of the victims experienced “other” types of maltreatment such as abandonment, threats of harm to the child, and congenital drug addiction (National Child Abuse and Neglect Data System, 2006). Obviously, this problem is a substantial one.

In the main body, you dwell upon the topic of your paper. You provide your ideas and support them with evidence. The evidence include all the data and material you have found, analyzed and systematized. You can support your point of view with different statistical data, with surveys, and the results of different experiments. Your task is to show that your idea is right, and make the reader interested in the topic.

In this example, a writer analyzes the issue of child abuse: different statistical data, controversies regarding the topic, examples of the problem and the consequences.

Several issues arise when considering the amount of child abuse that occurs annually in the United States. Child abuse is very hard to estimate because much (or most) of it is not reported. Children who are abused are unlikely to report their victimization because they may not know any better, they still love their abusers and do not want to see them taken away (or do not themselves want to be taken away from their abusers), they have been threatened into not reporting, or they do not know to whom they should report their victimizations. Still further, children may report their abuse only to find the person to whom they report does not believe them or take any action on their behalf. Continuing to muddy the waters, child abuse can be disguised as legitimate injury, particularly because young children are often somewhat uncoordinated and are still learning to accomplish physical tasks, may not know their physical limitations, and are often legitimately injured during regular play. In the end, children rarely report child abuse; most often it is an adult who makes a report based on suspicion (e.g., teacher, counselor, doctor, etc.).

Even when child abuse is reported, social service agents and investigators may not follow up or substantiate reports for a variety of reasons. Parents can pretend, lie, or cover up injuries or stories of how injuries occurred when social service agents come to investigate. Further, there is not always agreement about what should be counted as abuse by service providers and researchers. In addition, social service agencies/agents have huge caseloads and may only be able to deal with the most serious forms of child abuse, leaving the more “minor” forms of abuse unsupervised and unmanaged (and uncounted in the statistical totals).

While most laws about child abuse and neglect fall at the state levels, federal legislation provides a foundation for states by identifying a minimum set of acts and behaviors that define child abuse and neglect. The Federal Child Abuse Prevention and Treatment Act (CAPTA), which stems from the Keeping Children and Families Safe Act of 2003, defines child abuse and neglect as, at minimum, “(1) any recent act or failure to act on the part of a parent or caretaker which results in death, serious physical or emotional harm, sexual abuse, or exploitation; or (2) an act or failure to act which presents an imminent risk or serious harm.”

Using these minimum standards, each state is responsible for providing its own definition of maltreatment within civil and criminal statutes. When defining types of child abuse, many states incorporate similar elements and definitions into their legal statutes. For example, neglect is often defined as failure to provide for a child’s basic needs. Neglect can encompass physical elements (e.g., failure to provide necessary food or shelter, or lack of appropriate supervision), medical elements (e.g., failure to provide necessary medical or mental health treatment), educational elements (e.g., failure to educate a child or attend to special educational needs), and emotional elements (e.g., inattention to a child’s emotional needs, failure to provide psychological care, or permitting the child to use alcohol or other drugs). Failure to meet needs does not always mean a child is neglected, as situations such as poverty, cultural values, and community standards can influence the application of legal statutes. In addition, several states distinguish between failure to provide based on financial inability and failure to provide for no apparent financial reason.

Statutes on physical abuse typically include elements of physical injury (ranging from minor bruises to severe fractures or death) as a result of punching, beating, kicking, biting, shaking, throwing, stabbing, choking, hitting (with a hand, stick, strap, or other object), burning, or otherwise harming a child. Such injury is considered abuse regardless of the intention of the caretaker. In addition, many state statutes include allowing or encouraging another person to physically harm a child (such as noted above) as another form of physical abuse in and of itself. Sexual abuse usually includes activities by a parent or caretaker such as fondling a child’s genitals, penetration, incest, rape, sodomy, indecent exposure, and exploitation through prostitution or the production of pornographic materials.

Finally, emotional or psychological abuse typically is defined as a pattern of behavior that impairs a child’s emotional development or sense of self-worth. This may include constant criticism, threats, or rejection, as well as withholding love, support, or guidance. Emotional abuse is often the most difficult to prove and, therefore, child protective services may not be able to intervene without evidence of harm to the child. Some states suggest that harm may be evidenced by an observable or substantial change in behavior, emotional response, or cognition, or by anxiety, depression, withdrawal, or aggressive behavior. At a practical level, emotional abuse is almost always present when other types of abuse are identified.

Some states include an element of substance abuse in their statutes on child abuse. Circumstances that can be considered substance abuse include (a) the manufacture of a controlled substance in the presence of a child or on the premises occupied by a child (Colorado, Indiana, Iowa, Montana, South Dakota, Tennessee, and Virginia); (b) allowing a child to be present where the chemicals or equipment for the manufacture of controlled substances are used (Arizona, New Mexico); (c) selling, distributing, or giving drugs or alcohol to a child (Florida, Hawaii, Illinois, Minnesota, and Texas); (d) use of a controlled substance by a caregiver that impairs the caregiver’s ability to adequately care for the child (Kentucky, New York, Rhode Island, and Texas); and (e) exposure of the child to drug paraphernalia (North Dakota), the criminal sale or distribution of drugs (Montana, Virginia), or drug-related activity (District of Columbia).

One of the most difficult issues with which the U.S. legal system must contend is that of allowing parents the right to use corporal punishment when disciplining a child, while not letting them cross over the line into the realm of child abuse. Some parents may abuse their children under the guise of discipline, and many instances of child abuse arise from angry parents who go too far when disciplining their children with physical punishment. Generally, state statutes use terms such as “reasonable discipline of a minor,” “causes only temporary, short-term pain,” and may cause “the potential for bruising” but not “permanent damage, disability, disfigurement or injury” to the child as ways of indicating the types of discipline behaviors that are legal. However, corporal punishment that is “excessive,” “malicious,” “endangers the bodily safety of,” or is “an intentional infliction of injury” is not allowed under most state statutes (e.g., state of Florida child abuse statute).

Most research finds that the use of physical punishment (most often spanking) is not an effective method of discipline. The literature on this issue tends to find that spanking stops misbehavior, but no more effectively than other firm measures. Further, it seems to hinder rather than improve general compliance/obedience (particularly when the child is not in the presence of the punisher). Researchers have also explained why physical punishment is not any more effective at gaining child compliance than nonviolent forms of discipline. Some of the problems that arise when parents use spanking or other forms of physical punishment include the fact that spanking does not teach what children should do, nor does it provide them with alternative behavior options should the circumstance arise again. Spanking also undermines reasoning, explanation, or other forms of parental instruction because children cannot learn, reason, or problem solve well while experiencing threat, pain, fear, or anger. Further, the use of physical punishment is inconsistent with nonviolent principles, or parental modeling. In addition, the use of spanking chips away at the bonds of affection between parents and children, and tends to induce resentment and fear. Finally, it hinders the development of empathy and compassion in children, and they do not learn to take responsibility for their own behavior (Pitzer, 1997).

One of the biggest problems with the use of corporal punishment is that it can escalate into much more severe forms of violence. Usually, parents spank because they are angry (and somewhat out of control) and they can’t think of other ways to discipline. When parents are acting as a result of emotional triggers, the notion of discipline is lost while punishment and pain become the foci.

In 2006, of the children who were found to be victims of child abuse, nearly 75% of them were first-time victims (or had not come to the attention of authorities prior). A slight majority of child abuse victims were girls—51.5%, compared to 48% of abuse victims being boys. The younger the child, the more at risk he or she is for child abuse and neglect victimization. Specifically, the rate for infants (birth to 1 year old) was approximately 24 per 1,000 children of the same age group. The victimization rate for children 1–3 years old was 14 per 1,000 children of the same age group. The abuse rate for children aged 4– 7 years old declined further to 13 per 1,000 children of the same age group. African American, American Indian, and Alaska Native children, as well as children of multiple races, had the highest rates of victimization. White and Latino children had lower rates, and Asian children had the lowest rates of child abuse and neglect victimization. Regarding living arrangements, nearly 27% of victims were living with a single mother, 20% were living with married parents, while 22% were living with both parents but the marital status was unknown. (This reporting element had nearly 40% missing data, however.) Regarding disability, nearly 8% of child abuse victims had some degree of mental retardation, emotional disturbance, visual or hearing impairment, learning disability, physical disability, behavioral problems, or other medical problems. Unfortunately, data indicate that for many victims, the efforts of the child protection services system were not successful in preventing subsequent victimization. Children who had been prior victims of maltreatment were 96% more likely to experience another occurrence than those who were not prior victims. Further, child victims who were reported to have a disability were 52% more likely to experience recurrence than children without a disability. Finally, the oldest victims (16–21 years of age) were the least likely to experience a recurrence, and were 51% less likely to be victimized again than were infants (younger than age 1) (National Child Abuse and Neglect Data System, 2006).

Child fatalities are the most tragic consequence of maltreatment. Yet, each year, children die from abuse and neglect. In 2006, an estimated 1,530 children in the United States died due to abuse or neglect. The overall rate of child fatalities was 2 deaths per 100,000 children. More than 40% of child fatalities were attributed to neglect, but physical abuse also was a major contributor. Approximately 78% of the children who died due to child abuse and neglect were younger than 4 years old, and infant boys (younger than 1) had the highest rate of fatalities at 18.5 deaths per 100,000 boys of the same age in the national population. Infant girls had a rate of 14.7 deaths per 100,000 girls of the same age (National Child Abuse and Neglect Data System, 2006).

One question to be addressed regarding child fatalities is why infants have such a high rate of death when compared to toddlers and adolescents. Children under 1 year old pose an immense amount of responsibility for their caretakers: they are completely dependent and need constant attention. Children this age are needy, impulsive, and not amenable to verbal control or effective communication. This can easily overwhelm vulnerable parents. Another difficulty associated with infants is that they are physically weak and small. Injuries to infants can be fatal, while similar injuries to older children might not be. The most common cause of death in children less than 1 year is cerebral trauma (often the result of shaken-baby syndrome). Exasperated parents can deliver shakes or blows without realizing how little it takes to cause irreparable or fatal damage to an infant. Research informs us that two of the most common triggers for fatal child abuse are crying that will not cease and toileting accidents. Both of these circumstances are common in infants and toddlers whose only means of communication often is crying, and who are limited in mobility and cannot use the toilet. Finally, very young children cannot assist in injury diagnoses. Children who have been injured due to abuse or neglect often cannot communicate to medical professionals about where it hurts, how it hurts, and so forth. Also, nonfatal injuries can turn fatal in the absence of care by neglectful parents or parents who do not want medical professionals to possibly identify an injury as being the result of abuse.

Estimates reveal that nearly 80% of perpetrators of child abuse were parents of the victim. Other relatives accounted for nearly 7%, and unmarried partners of parents made up 4% of perpetrators. Of those perpetrators that were parents, over 90% were biological parents, 4% were stepparents, and 0.7% were adoptive parents. Of this group, approximately 58% of perpetrators were women and 42% were men. Women perpetrators are typically younger than men. The average age for women abusers was 31 years old, while for men the average was 34 years old. Forty percent of women who abused were younger than 30 years of age, compared with 33% of men being under 30. The racial distribution of perpetrators is similar to that of victims. Fifty-four percent were white, 21% were African American, and 20% were Hispanic/Latino (National Child Abuse and Neglect Data System, 2006).

There are many factors that are associated with child abuse. Some of the more common/well-accepted explanations are individual pathology, parent–child interaction, past abuse in the family (or social learning), situational factors, and cultural support for physical punishment along with a lack of cultural support for helping parents here in the United States.

The first explanation centers on the individual pathology of a parent or caretaker who is abusive. This theory focuses on the idea that people who abuse their children have something wrong with their individual personality or biological makeup. Such psychological pathologies may include having anger control problems; being depressed or having post-partum depression; having a low tolerance for frustration (e.g., children can be extremely frustrating: they don’t always listen; they constantly push the line of how far they can go; and once the line has been established, they are constantly treading on it to make sure it hasn’t moved. They are dependent and self-centered, so caretakers have very little privacy or time to themselves); being rigid (e.g., having no tolerance for differences—for example, what if your son wanted to play with dolls? A rigid father would not let him, laugh at him for wanting to, punish him when he does, etc.); having deficits in empathy (parents who cannot put themselves in the shoes of their children cannot fully understand what their children need emotionally); or being disorganized, inefficient, and ineffectual. (Parents who are unable to manage their own lives are unlikely to be successful at managing the lives of their children, and since many children want and need limits, these parents are unable to set them or adhere to them.)

Biological pathologies that may increase the likelihood of someone becoming a child abuser include having substance abuse or dependence problems, or having persistent or reoccurring physical health problems (especially health problems that can be extremely painful and can cause a person to become more self-absorbed, both qualities that can give rise to a lack of patience, lower frustration tolerance, and increased stress).

The second explanation for child abuse centers on the interaction between the parent and the child, noting that certain types of parents are more likely to abuse, and certain types of children are more likely to be abused, and when these less-skilled parents are coupled with these more difficult children, child abuse is the most likely to occur. Discussion here focuses on what makes a parent less skilled, and what makes a child more difficult. Characteristics of unskilled parents are likely to include such traits as only pointing out what children do wrong and never giving any encouragement for good behavior, and failing to be sensitive to the emotional needs of children. Less skilled parents tend to have unrealistic expectations of children. They may engage in role reversal— where the parents make the child take care of them—and view the parent’s happiness and well-being as the responsibility of the child. Some parents view the parental role as extremely stressful and experience little enjoyment from being a parent. Finally, less-skilled parents tend to have more negative perceptions regarding their child(ren). For example, perhaps the child has a different shade of skin than they expected and this may disappoint or anger them, they may feel the child is being manipulative (long before children have this capability), or they may view the child as the scapegoat for all the parents’ or family’s problems. Theoretically, parents with these characteristics would be more likely to abuse their children, but if they are coupled with having a difficult child, they would be especially likely to be abusive. So, what makes a child more difficult? Certainly, through no fault of their own, children may have characteristics that are associated with child care that is more demanding and difficult than in the “normal” or “average” situation. Such characteristics can include having physical and mental disabilities (autism, attention deficit hyperactivity disorder [ADHD], hyperactivity, etc.); the child may be colicky, frequently sick, be particularly needy, or cry more often. In addition, some babies are simply unhappier than other babies for reasons that cannot be known. Further, infants are difficult even in the best of circumstances. They are unable to communicate effectively, and they are completely dependent on their caretakers for everything, including eating, diaper changing, moving around, entertainment, and emotional bonding. Again, these types of children, being more difficult, are more likely to be victims of child abuse.

Nonetheless, each of these types of parents and children alone cannot explain the abuse of children, but it is the interaction between them that becomes the key. Unskilled parents may produce children that are happy and not as needy, and even though they are unskilled, they do not abuse because the child takes less effort. At the same time, children who are more difficult may have parents who are skilled and are able to handle and manage the extra effort these children take with aplomb. However, risks for child abuse increase when unskilled parents must contend with difficult children.

Social learning or past abuse in the family is a third common explanation for child abuse. Here, the theory concentrates not only on what children learn when they see or experience violence in their homes, but additionally on what they do not learn as a result of these experiences. Social learning theory in the context of family violence stresses that if children are abused or see abuse (toward siblings or a parent), those interactions and violent family members become the representations and role models for their future familial interactions. In this way, what children learn is just as important as what they do not learn. Children who witness or experience violence may learn that this is the way parents deal with children, or that violence is an acceptable method of child rearing and discipline. They may think when they become parents that “violence worked on me when I was a child, and I turned out fine.” They may learn unhealthy relationship interaction patterns; children may witness the negative interactions of parents and they may learn the maladaptive or violent methods of expressing anger, reacting to stress, or coping with conflict.

What is equally as important, though, is that they are unlikely to learn more acceptable and nonviolent ways of rearing children, interacting with family members, and working out conflict. Here it may happen that an adult who was abused as a child would like to be nonviolent toward his or her own children, but when the chips are down and the child is misbehaving, this abused-child-turned-adult does not have a repertoire of nonviolent strategies to try. This parent is more likely to fall back on what he or she knows as methods of discipline.

Something important to note here is that not all abused children grow up to become abusive adults. Children who break the cycle were often able to establish and maintain one healthy emotional relationship with someone during their childhoods (or period of young adulthood). For instance, they may have received emotional support from a nonabusing parent, or they received social support and had a positive relationship with another adult during their childhood (e.g., teacher, coach, minister, neighbor, etc.). Abused children who participate in therapy during some period of their lives can often break the cycle of violence. In addition, adults who were abused but are able to form an emotionally supportive and satisfying relationship with a mate can make the transition to being nonviolent in their family interactions.

Moving on to a fourth familiar explanation for child abuse, there are some common situational factors that influence families and parents and increase the risks for child abuse. Typically, these are factors that increase family stress or social isolation. Specifically, such factors may include receiving public assistance or having low socioeconomic status (a combination of low income and low education). Other factors include having family members who are unemployed, underemployed (working in a job that requires lower qualifications than an individual possesses), or employed only part time. These financial difficulties cause great stress for families in meeting the needs of the individual members. Other stress-inducing familial characteristics are single-parent households and larger family size. Finally, social isolation can be devastating for families and family members. Having friends to talk to, who can be relied upon, and with whom kids can be dropped off occasionally is tremendously important for personal growth and satisfaction in life. In addition, social isolation and stress can cause individuals to be quick to lose their tempers, as well as cause people to be less rational in their decision making and to make mountains out of mole hills. These situations can lead families to be at greater risk for child abuse.

Finally, cultural views and supports (or lack thereof) can lead to greater amounts of child abuse in a society such as the United States. One such cultural view is that of societal support for physical punishment. This is problematic because there are similarities between the way criminals are dealt with and the way errant children are handled. The use of capital punishment is advocated for seriously violent criminals, and people are quick to use such idioms as “spare the rod and spoil the child” when it comes to the discipline or punishment of children. In fact, it was not until quite recently that parenting books began to encourage parents to use other strategies than spanking or other forms of corporal punishment in the discipline of their children. Only recently, the American Academy of Pediatrics has come out and recommended that parents do not spank or use other forms of violence on their children because of the deleterious effects such methods have on youngsters and their bonds with their parents. Nevertheless, regardless of recommendations, the culture of corporal punishment persists.

Another cultural view in the United States that can give rise to greater incidents of child abuse is the belief that after getting married, couples of course should want and have children. Culturally, Americans consider that children are a blessing, raising kids is the most wonderful thing a person can do, and everyone should have children. Along with this notion is the idea that motherhood is always wonderful; it is the most fulfilling thing a woman can do; and the bond between a mother and her child is strong, glorious, and automatic—all women love being mothers. Thus, culturally (and theoretically), society nearly insists that married couples have children and that they will love having children. But, after children are born, there is not much support for couples who have trouble adjusting to parenthood, or who do not absolutely love their new roles as parents. People look askance at parents who need help, and cannot believe parents who say anything negative about parenthood. As such, theoretically, society has set up a situation where couples are strongly encouraged to have kids, are told they will love kids, but then society turns a blind or disdainful eye when these same parents need emotional, financial, or other forms of help or support. It is these types of cultural viewpoints that increase the risks for child abuse in society.

The consequences of child abuse are tremendous and long lasting. Research has shown that the traumatic experience of childhood abuse is life changing. These costs may surface during adolescence, or they may not become evident until abused children have grown up and become abusing parents or abused spouses. Early identification and treatment is important to minimize these potential long-term effects. Whenever children say they have been abused, it is imperative that they be taken seriously and their abuse be reported. Suspicions of child abuse must be reported as well. If there is a possibility that a child is or has been abused, an investigation must be conducted.

Children who have been abused may exhibit traits such as the inability to love or have faith in others. This often translates into adults who are unable to establish lasting and stable personal relationships. These individuals have trouble with physical closeness and touching as well as emotional intimacy and trust. Further, these qualities tend to cause a fear of entering into new relationships, as well as the sabotaging of any current ones.

Psychologically, children who have been abused tend to have poor self-images or are passive, withdrawn, or clingy. They may be angry individuals who are filled with rage, anxiety, and a variety of fears. They are often aggressive, disruptive, and depressed. Many abused children have flashbacks and nightmares about the abuse they have experienced, and this may cause sleep problems as well as drug and alcohol problems. Posttraumatic stress disorder (PTSD) and antisocial personality disorder are both typical among maltreated children. Research has also shown that most abused children fail to reach “successful psychosocial functioning,” and are thus not resilient and do not resume a “normal life” after the abuse has ended.

Socially (and likely because of these psychological injuries), abused children have trouble in school, will have difficulty getting and remaining employed, and may commit a variety of illegal or socially inappropriate behaviors. Many studies have shown that victims of child abuse are likely to participate in high-risk behaviors such as alcohol or drug abuse, the use of tobacco, and high-risk sexual behaviors (e.g., unprotected sex, large numbers of sexual partners). Later in life, abused children are more likely to have been arrested and homeless. They are also less able to defend themselves in conflict situations and guard themselves against repeated victimizations.

Medically, abused children likely will experience health problems due to the high frequency of physical injuries they receive. In addition, abused children experience a great deal of emotional turmoil and stress, which can also have a significant impact on their physical condition. These health problems are likely to continue occurring into adulthood. Some of these longer-lasting health problems include headaches; eating problems; problems with toileting; and chronic pain in the back, stomach, chest, and genital areas. Some researchers have noted that abused children may experience neurological impairment and problems with intellectual functioning, while others have found a correlation between abuse and heart, lung, and liver disease, as well as cancer (Thomas, 2004).

Victims of sexual abuse show an alarming number of disturbances as adults. Some dislike and avoid sex, or experience sexual problems or disorders, while other victims appear to enjoy sexual activities that are self-defeating or maladaptive—normally called “dysfunctional sexual behavior”—and have many sexual partners.

Abused children also experience a wide variety of developmental delays. Many do not reach physical, cognitive, or emotional developmental milestones at the typical time, and some never accomplish what they are supposed to during childhood socialization. In the next section, these developmental delays are discussed as a means of identifying children who may be abused.

There are two primary ways of identifying children who are abused: spotting and evaluating physical injuries, and detecting and appraising developmental delays. Distinguishing physical injuries due to abuse can be difficult, particularly among younger children who are likely to get hurt or receive injuries while they are playing and learning to become ambulatory. Nonetheless, there are several types of wounds that children are unlikely to give themselves during their normal course of play and exploration. These less likely injuries may signal instances of child abuse.

While it is true that children are likely to get bruises, particularly when they are learning to walk or crawl, bruises on infants are not normal. Also, the back of the legs, upper arms, or on the chest, neck, head, or genitals are also locations where bruises are unlikely to occur during normal childhood activity. Further, bruises with clean patterns, like hand prints, buckle prints, or hangers (to name a few), are good examples of the types of bruises children do not give themselves.

Another area of physical injury where the source of the injury can be difficult to detect is fractures. Again, children fall out of trees, or crash their bikes, and can break limbs. These can be normal parts of growing up. However, fractures in infants less than 12 months old are particularly suspect, as infants are unlikely to be able to accomplish the types of movement necessary to actually break a leg or an arm. Further, multiple fractures, particularly more than one on a bone, should be examined more closely. Spiral or torsion fractures (when the bone is broken by twisting) are suspect because when children break their bones due to play injuries, the fractures are usually some other type (e.g., linear, oblique, compacted). In addition, when parents don’t know about the fracture(s) or how it occurred, abuse should be considered, because when children get these types of injuries, they need comfort and attention.

Head and internal injuries are also those that may signal abuse. Serious blows to the head cause internal head injuries, and this is very different from the injuries that result from bumping into things. Abused children are also likely to experience internal injuries like those to the abdomen, liver, kidney, and bladder. They may suffer a ruptured spleen, or intestinal perforation. These types of damages rarely happen by accident.

Burns are another type of physical injury that can happen by accident or by abuse. Nevertheless, there are ways to tell these types of burn injuries apart. The types of burns that should be examined and investigated are those where the burns are in particular locations. Burns to the bottom of the feet, genitals, abdomen, or other inaccessible spots should be closely considered. Burns of the whole hand or those to the buttocks are also unlikely to happen as a result of an accident.

Turning to the detection and appraisal of developmental delays, one can more readily assess possible abuse by considering what children of various ages should be able to accomplish, than by noting when children are delayed and how many milestones on which they are behind schedule. Importantly, a few delays in reaching milestones can be expected, since children develop individually and not always according to the norm. Nonetheless, when children are abused, their development is likely to be delayed in numerous areas and across many milestones.

As children develop and grow, they should be able to crawl, walk, run, talk, control going to the bathroom, write, set priorities, plan ahead, trust others, make friends, develop a good self-image, differentiate between feeling and behavior, and get their needs met in appropriate ways. As such, when children do not accomplish these feats, their circumstances should be examined.

Infants who are abused or neglected typically develop what is termed failure to thrive syndrome. This syndrome is characterized by slow, inadequate growth, or not “filling out” physically. They have a pale, colorless complexion and dull eyes. They are not likely to spend much time looking around, and nothing catches their eyes. They may show other signs of lack of nutrition such as cuts, bruises that do not heal in a timely way, and discolored fingernails. They are also not trusting and may not cry much, as they are not expecting to have their needs met. Older infants may not have developed any language skills, or these developments are quite slow. This includes both verbal and nonverbal means of communication.

Toddlers who are abused often become hypervigilant about their environments and others’ moods. They are more outwardly focused than a typical toddler (who is quite self-centered) and may be unable to separate themselves as individuals, or consider themselves as distinct beings. In this way, abused toddlers cannot focus on tasks at hand because they are too concerned about others’ reactions. They don’t play with toys, have no interest in exploration, and seem unable to enjoy life. They are likely to accept losses with little reaction, and may have age-inappropriate knowledge of sex and sexual relations. Finally, toddlers, whether they are abused or not, begin to mirror their parents’ behaviors. Thus, toddlers who are abused may mimic the abuse when they are playing with dolls or “playing house.”

Developmental delays can also be detected among abused young adolescents. Some signs include the failure to learn cause and effect, since their parents are so inconsistent. They have no energy for learning and have not developed beyond one- or two-word commands. They probably cannot follow complicated directions (such as two to three tasks per instruction), and they are unlikely to be able to think for themselves. Typically, they have learned that failure is totally unacceptable, but they are more concerned with the teacher’s mood than with learning and listening to instruction. Finally, they are apt to have been inadequately toilet trained and thus may be unable to control their bladders.

Older adolescents, because they are likely to have been abused for a longer period of time, continue to get further and further behind in their developmental achievements. Abused children this age become family nurturers. They take care of their parents and cater to their parents’ needs, rather than the other way around. In addition, they probably take care of any younger siblings and do the household chores. Because of these default responsibilities, they usually do not participate in school activities; they frequently miss days at school; and they have few, if any, friends. Because they have become so hypervigilant and have increasingly delayed development, they lose interest in and become disillusioned with education. They develop low self-esteem and little confidence, but seem old for their years. Children this age who are abused are still likely to be unable to control their bladders and may have frequent toileting accidents.

Other developmental delays can occur and be observed in abused and neglected children of any age. For example, malnutrition and withdrawal can be noticed in infants through teenagers. Maltreated children frequently have persistent or untreated illnesses, and these can become permanent disabilities if medical conditions go untreated for a long enough time. Another example can be the consequences of neurological damage. Beyond being a medical issue, this type of damage can cause problems with social behavior and impulse control, which, again, can be discerned in various ages of children.

Once child abuse is suspected, law enforcement officers, child protection workers, or various other practitioners may need to interview the child about the abuse or neglect he or she may have suffered. Interviewing children can be extremely difficult because children at various stages of development can remember only certain parts or aspects of the events in their lives. Also, interviewers must be careful that they do not put ideas or answers into the heads of the children they are interviewing. There are several general recommendations when interviewing children about the abuse they may have experienced. First, interviewers must acknowledge that even when children are abused, they likely still love their parents. They do not want to be taken away from their parents, nor do they want to see their parents get into trouble. Interviewers must not blame the parents or be judgmental about them or the child’s family. Beyond that, interviews should take place in a safe, neutral location. Interviewers can use dolls and role-play to help children express the types of abuse of which they may be victims.

Finally, interviewers must ask age-appropriate questions. For example, 3-year-olds can probably only answer questions about what happened and who was involved. Four- to five-year-olds can also discuss where the incidents occurred. Along with what, who, and where, 6- to 8-year-olds can talk about the element of time, or when the abuse occurred. Nine- to 10-year-olds are able to add commentary about the number of times the abuse occurred. Finally, 11-year-olds and older children can additionally inform interviewers about the circumstances of abusive instances.

A conclusion is not a summary of what a writer has already mentioned. On the contrary, it is the last point made. Taking every detail of the investigation, the researcher makes the concluding point. In this part of a paper, you need to put a full stop in your research. You need to persuade the reader in your opinion.

Never add any new information in the conclusion. You can present solutions to the problem and you dwell upon the results, but only if this information has been already mentioned in the main body.

Child advocates recommend a variety of strategies to aid families and children experiencing abuse. These recommendations tend to focus on societal efforts as well as more individual efforts. One common strategy advocated is the use of public service announcements that encourage individuals to report any suspected child abuse. Currently, many mandatory reporters (those required by law to report abuse such as teachers, doctors, and social service agency employees) and members of communities feel that child abuse should not be reported unless there is substantial evidence that abuse is indeed occurring. Child advocates stress that this notion should be changed, and that people should report child abuse even if it is only suspected. Public service announcements should stress that if people report suspected child abuse, the worst that can happen is that they might be wrong, but in the grander scheme of things that is really not so bad.

Child advocates also stress that greater interagency cooperation is needed. This cooperation should be evident between women’s shelters, child protection agencies, programs for at-risk children, medical agencies, and law enforcement officers. These agencies typically do not share information, and if they did, more instances of child abuse would come to the attention of various authorities and could be investigated and managed. Along these lines, child protection agencies and programs should receive more funding. When budgets are cut, social services are often the first things to go or to get less financial support. Child advocates insist that with more resources, child protection agencies could hire more workers, handle more cases, conduct more investigations, and follow up with more children and families.

Continuing, more educational efforts must be initiated about issues such as punishment and discipline styles and strategies; having greater respect for children; as well as informing the community about what child abuse is, and how to recognize it. In addition, Americans must alter the cultural orientation about child bearing and child rearing. Couples who wish to remain child-free must be allowed to do so without disdain. And, it must be acknowledged that raising children is very difficult, is not always gloriously wonderful, and that parents who seek help should be lauded and not criticized. These kinds of efforts can help more children to be raised in nonviolent, emotionally satisfying families, and thus become better adults.

Bibliography

When you write a paper, make sure you are aware of all the formatting requirements. Incorrect formatting can lower your mark, so do not underestimate the importance of this part.

Organizing your bibliography is quite a tedious and time-consuming task. Still, you need to do it flawlessly. For this reason, analyze all the standards you need to meet or ask professionals to help you with it. All the comas, colons, brackets etc. matter. They truly do.

Bibliography:

American Academy of Pediatrics: https://www.aap.org/
Bancroft, L., & Silverman, J. G. (2002). The batterer as parent. Thousand Oaks, CA: Sage.
Child Abuse Prevention and Treatment Act, 42 U.S.C.A. § 5106g (1998).
Childhelp: Child Abuse Statistics: https://www.childhelp.org/child-abuse-statistics/
Children’s Defense Fund: https://www.childrensdefense.org/
Child Stats.gov: https://www.childstats.gov/
Child Welfare League of America: https://www.cwla.org/
Crosson-Tower, C. (2008). Understanding child abuse and neglect (7th ed.). Boston: Allyn & Bacon.
DeBecker, G. (1999). Protecting the gift: Keeping children and teenagers safe (and parents sane). New York: Bantam Dell.
Family Research Laboratory at the University of New Hampshire: https://cola.unh.edu/family-research-laboratory
Guterman, N. B. (2001). Stopping child maltreatment before it starts: Emerging horizons in early home visitation services. Thousand Oaks, CA: Sage.
Herman, J. L. (2000). Father-daughter incest. Cambridge, MA: Harvard University Press.
Medline Plus, Child Abuse: https://medlineplus.gov/childabuse.html
Myers, J. E. B. (Ed.). (1994). The backlash: Child protection under fire. Newbury Park, CA: Sage.
National Center for Missing and Exploited Children: https://www.missingkids.org/home
National Child Abuse and Neglect Data System. (2006). Child maltreatment 2006: Reports from the states to the National Child Abuse and Neglect Data System. Washington, DC: U.S. Department of Health and Human Services, Administration for Children and Families.
New York University Silver School of Social Work: https://socialwork.nyu.edu/
Pitzer, R. L. (1997). Corporal punishment in the discipline of children in the home: Research update for practitioners. Paper presented at the National Council on Family Relations Annual Conference, Washington, DC.
RAND, Child Abuse and Neglect: https://www.rand.org/topics/child-abuse-and-neglect.html
Richards, C. E. (2001). The loss of innocents: Child killers and their victims. Wilmington, DE: Scholarly Resources.
Straus, M. A. (2001). Beating the devil out of them: Corporal punishment in American families and its effects on children. Edison, NJ: Transaction.
Thomas, P. M. (2004). Protection, dissociation, and internal roles: Modeling and treating the effects of child abuse. Review of General Psychology, 7(15).
U.S. Department of Health and Human Services, Administration for Children and Families: https://www.acf.hhs.gov/

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How To Write A Research Paper

Research Paper Example

Research Paper Example - Examples for Different Formats

Published on: Jun 12, 2021

Last updated on: Feb 6, 2024

Research Paper Example for Different Formats

A research paper typically consists of several key parts, including an introduction, literature review, methodology, results, and annotated bibliography .

When writing a research paper (whether quantitative research or qualitative research ), it is essential to know which format to use to structure your content. Depending on the requirements of the institution, there are mainly four format styles in which a writer drafts a research paper:

Letâs look into each format in detail to understand the fundamental differences and similarities.

Research Paper Example APA

If your instructor asks you to provide a research paper in an APA format, go through the example given below and understand the basic structure. Make sure to follow the format throughout the paper.

APA Research Paper Sample (PDF)

Research Paper Example MLA

Another widespread research paper format is MLA. A few institutes require this format style as well for your research paper. Look at the example provided of this format style to learn the basics.

MLA Research Paper Sample (PDF)

Research Paper Example Chicago

Unlike MLA and APA styles, Chicago is not very common. Very few institutions require this formatting style research paper, but it is essential to learn it. Look at the example given below to understand the formatting of the content and citations in the research paper.

Chicago Research Paper Sample (PDF)

Research Paper Example Harvard

Learn how a research paper through Harvard formatting style is written through this example. Carefully examine how the cover page and other pages are structured.

Harvard Research Paper Sample (PDF)

Examples for Different Research Paper Parts

A research paper is based on different parts. Each part plays a significant role in the overall success of the paper. So each chapter of the paper must be drafted correctly according to a format and structure.

Below are examples of how different sections of the research paper are drafted.

Research Proposal Example

A research proposal is a plan that describes what you will investigate, its significance, and how you will conduct the study.

Research Proposal Sample (PDF)

Abstract Research Paper Example

An abstract is an executive summary of the research paper that includes the purpose of the research, the design of the study, and significant research findings.

It is a small section that is based on a few paragraphs. Following is an example of the abstract to help you draft yours professionally.

Abstract Research Paper Sample (PDF)

Literature Review Research Paper Example

A literature review in a research paper is a comprehensive summary of the previous research on your topic. It studies sources like books, articles, journals, and papers on the relevant research problem to form the basis of the new research.

Writing this section of the research paper perfectly is as important as any part of it.

Literature Review in Research Sample (PDF)

Methods Section of Research Paper Example

The method section comes after the introduction of the research paper that presents the process of collecting data. Basically, in this section, a researcher presents the details of how your research was conducted.

Methods Section in Research Sample (PDF)

Research Paper Conclusion Example

The conclusion is the last part of your research paper that sums up the writerâs discussion for the audience and leaves an impression. This is how it should be drafted:

Research Paper Conclusion Sample (PDF)

Research Paper Examples for Different Fields

The research papers are not limited to a particular field. They can be written for any discipline or subject that needs a detailed study.

In the following section, various research paper examples are given to show how they are drafted for different subjects.

Science Research Paper Example

Are you a science student that has to conduct research? Here is an example for you to draft a compelling research paper for the field of science.

Science Research Paper Sample (PDF)

History Research Paper Example

Conducting research and drafting a paper is not only bound to science subjects. Other subjects like history and arts require a research paper to be written as well. Observe how research papers related to history are drafted.

History Research Paper Sample (PDF)

Psychology Research Paper Example

If you are a psychology student, look into the example provided in the research paper to help you draft yours professionally.

Psychology Research Paper Sample (PDF)

Research Paper Example for Different Levels

Writing a research paper is based on a list of elements. If the writer is not aware of the basic elements, the process of writing the paper will become daunting. Start writing your research paper taking the following steps:

Choose a topic
Form a strong thesis statement
Conduct research
Develop a research paper outline

Once you have a plan in your hand, the actual writing procedure will become a piece of cake for you.

No matter which level you are writing a research paper for, it has to be well structured and written to guarantee you better grades.

If you are a college or a high school student, the examples in the following section will be of great help.

Research Paper Outline (PDF)

Research Paper Example for College

Pay attention to the research paper example provided below. If you are a college student, this sample will help you understand how a winning paper is written.

College Research Paper Sample (PDF)

Research Paper Example for High School

Expert writers of CollegeEssay.org have provided an excellent example of a research paper for high school students. If you are struggling to draft an exceptional paper, go through the example provided.

High School Research Paper Sample (PDF)

Examples are essential when it comes to academic assignments. If you are a student and aim to achieve good grades in your assignments, it is suggested to get help from CollegeEssay.org .

We are the best writing company that delivers essay help for students by providing free samples and writing assistance.

Professional writers have your back, whether you are looking for guidance in writing a lab report, college essay, or research paper.

Simply hire a writer by placing your order at the most reasonable price. You can also take advantage of our essay writer to enhance your writing skills.

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Research Proposal Example/Sample

Detailed Walkthrough + Free Proposal Template

If you’re getting started crafting your research proposal and are looking for a few examples of research proposals , you’ve come to the right place.

In this video, we walk you through two successful (approved) research proposals , one for a Master’s-level project, and one for a PhD-level dissertation. We also start off by unpacking our free research proposal template and discussing the four core sections of a research proposal, so that you have a clear understanding of the basics before diving into the actual proposals.

Research proposal example/sample – Master’s-level (PDF/Word)
Research proposal example/sample – PhD-level (PDF/Word)
Proposal template (Fully editable)

If you’re working on a research proposal for a dissertation or thesis, you may also find the following useful:

Research Proposal Bootcamp : Learn how to write a research proposal as efficiently and effectively as possible
1:1 Proposal Coaching : Get hands-on help with your research proposal

Free Webinar: How To Write A Research Proposal

FAQ: Research Proposal Example

Research proposal example: frequently asked questions, are the sample proposals real.

Yes. The proposals are real and were approved by the respective universities.

Can I copy one of these proposals for my own research?

As we discuss in the video, every research proposal will be slightly different, depending on the university’s unique requirements, as well as the nature of the research itself. Therefore, you’ll need to tailor your research proposal to suit your specific context.

You can learn more about the basics of writing a research proposal here .

How do I get the research proposal template?

You can access our free proposal template here .

Is the proposal template really free?

Yes. There is no cost for the proposal template and you are free to use it as a foundation for your research proposal.

Where can I learn more about proposal writing?

For self-directed learners, our Research Proposal Bootcamp is a great starting point.

For students that want hands-on guidance, our private coaching service is recommended.

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This post is an extract from our bestselling Udemy Course, Research Proposal Bootcamp . If you want to work smart, you don't want to miss this .

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A Practical Guide to Writing Quantitative and Qualitative Research Questions and Hypotheses in Scholarly Articles

Edward barroga.

1 Department of General Education, Graduate School of Nursing Science, St. Luke’s International University, Tokyo, Japan.

Glafera Janet Matanguihan

2 Department of Biological Sciences, Messiah University, Mechanicsburg, PA, USA.

The development of research questions and the subsequent hypotheses are prerequisites to defining the main research purpose and specific objectives of a study. Consequently, these objectives determine the study design and research outcome. The development of research questions is a process based on knowledge of current trends, cutting-edge studies, and technological advances in the research field. Excellent research questions are focused and require a comprehensive literature search and in-depth understanding of the problem being investigated. Initially, research questions may be written as descriptive questions which could be developed into inferential questions. These questions must be specific and concise to provide a clear foundation for developing hypotheses. Hypotheses are more formal predictions about the research outcomes. These specify the possible results that may or may not be expected regarding the relationship between groups. Thus, research questions and hypotheses clarify the main purpose and specific objectives of the study, which in turn dictate the design of the study, its direction, and outcome. Studies developed from good research questions and hypotheses will have trustworthy outcomes with wide-ranging social and health implications.

INTRODUCTION

Scientific research is usually initiated by posing evidenced-based research questions which are then explicitly restated as hypotheses. 1 , 2 The hypotheses provide directions to guide the study, solutions, explanations, and expected results. 3 , 4 Both research questions and hypotheses are essentially formulated based on conventional theories and real-world processes, which allow the inception of novel studies and the ethical testing of ideas. 5 , 6

It is crucial to have knowledge of both quantitative and qualitative research 2 as both types of research involve writing research questions and hypotheses. 7 However, these crucial elements of research are sometimes overlooked; if not overlooked, then framed without the forethought and meticulous attention it needs. Planning and careful consideration are needed when developing quantitative or qualitative research, particularly when conceptualizing research questions and hypotheses. 4

There is a continuing need to support researchers in the creation of innovative research questions and hypotheses, as well as for journal articles that carefully review these elements. 1 When research questions and hypotheses are not carefully thought of, unethical studies and poor outcomes usually ensue. Carefully formulated research questions and hypotheses define well-founded objectives, which in turn determine the appropriate design, course, and outcome of the study. This article then aims to discuss in detail the various aspects of crafting research questions and hypotheses, with the goal of guiding researchers as they develop their own. Examples from the authors and peer-reviewed scientific articles in the healthcare field are provided to illustrate key points.

DEFINITIONS AND RELATIONSHIP OF RESEARCH QUESTIONS AND HYPOTHESES

A research question is what a study aims to answer after data analysis and interpretation. The answer is written in length in the discussion section of the paper. Thus, the research question gives a preview of the different parts and variables of the study meant to address the problem posed in the research question. 1 An excellent research question clarifies the research writing while facilitating understanding of the research topic, objective, scope, and limitations of the study. 5

On the other hand, a research hypothesis is an educated statement of an expected outcome. This statement is based on background research and current knowledge. 8 , 9 The research hypothesis makes a specific prediction about a new phenomenon 10 or a formal statement on the expected relationship between an independent variable and a dependent variable. 3 , 11 It provides a tentative answer to the research question to be tested or explored. 4

Hypotheses employ reasoning to predict a theory-based outcome. 10 These can also be developed from theories by focusing on components of theories that have not yet been observed. 10 The validity of hypotheses is often based on the testability of the prediction made in a reproducible experiment. 8

Conversely, hypotheses can also be rephrased as research questions. Several hypotheses based on existing theories and knowledge may be needed to answer a research question. Developing ethical research questions and hypotheses creates a research design that has logical relationships among variables. These relationships serve as a solid foundation for the conduct of the study. 4 , 11 Haphazardly constructed research questions can result in poorly formulated hypotheses and improper study designs, leading to unreliable results. Thus, the formulations of relevant research questions and verifiable hypotheses are crucial when beginning research. 12

CHARACTERISTICS OF GOOD RESEARCH QUESTIONS AND HYPOTHESES

Excellent research questions are specific and focused. These integrate collective data and observations to confirm or refute the subsequent hypotheses. Well-constructed hypotheses are based on previous reports and verify the research context. These are realistic, in-depth, sufficiently complex, and reproducible. More importantly, these hypotheses can be addressed and tested. 13

There are several characteristics of well-developed hypotheses. Good hypotheses are 1) empirically testable 7 , 10 , 11 , 13 ; 2) backed by preliminary evidence 9 ; 3) testable by ethical research 7 , 9 ; 4) based on original ideas 9 ; 5) have evidenced-based logical reasoning 10 ; and 6) can be predicted. 11 Good hypotheses can infer ethical and positive implications, indicating the presence of a relationship or effect relevant to the research theme. 7 , 11 These are initially developed from a general theory and branch into specific hypotheses by deductive reasoning. In the absence of a theory to base the hypotheses, inductive reasoning based on specific observations or findings form more general hypotheses. 10

TYPES OF RESEARCH QUESTIONS AND HYPOTHESES

Research questions and hypotheses are developed according to the type of research, which can be broadly classified into quantitative and qualitative research. We provide a summary of the types of research questions and hypotheses under quantitative and qualitative research categories in Table 1 .

Research questions in quantitative research

In quantitative research, research questions inquire about the relationships among variables being investigated and are usually framed at the start of the study. These are precise and typically linked to the subject population, dependent and independent variables, and research design. 1 Research questions may also attempt to describe the behavior of a population in relation to one or more variables, or describe the characteristics of variables to be measured ( descriptive research questions ). 1 , 5 , 14 These questions may also aim to discover differences between groups within the context of an outcome variable ( comparative research questions ), 1 , 5 , 14 or elucidate trends and interactions among variables ( relationship research questions ). 1 , 5 We provide examples of descriptive, comparative, and relationship research questions in quantitative research in Table 2 .

Hypotheses in quantitative research

In quantitative research, hypotheses predict the expected relationships among variables. 15 Relationships among variables that can be predicted include 1) between a single dependent variable and a single independent variable ( simple hypothesis ) or 2) between two or more independent and dependent variables ( complex hypothesis ). 4 , 11 Hypotheses may also specify the expected direction to be followed and imply an intellectual commitment to a particular outcome ( directional hypothesis ) 4 . On the other hand, hypotheses may not predict the exact direction and are used in the absence of a theory, or when findings contradict previous studies ( non-directional hypothesis ). 4 In addition, hypotheses can 1) define interdependency between variables ( associative hypothesis ), 4 2) propose an effect on the dependent variable from manipulation of the independent variable ( causal hypothesis ), 4 3) state a negative relationship between two variables ( null hypothesis ), 4 , 11 , 15 4) replace the working hypothesis if rejected ( alternative hypothesis ), 15 explain the relationship of phenomena to possibly generate a theory ( working hypothesis ), 11 5) involve quantifiable variables that can be tested statistically ( statistical hypothesis ), 11 6) or express a relationship whose interlinks can be verified logically ( logical hypothesis ). 11 We provide examples of simple, complex, directional, non-directional, associative, causal, null, alternative, working, statistical, and logical hypotheses in quantitative research, as well as the definition of quantitative hypothesis-testing research in Table 3 .

Research questions in qualitative research

Unlike research questions in quantitative research, research questions in qualitative research are usually continuously reviewed and reformulated. The central question and associated subquestions are stated more than the hypotheses. 15 The central question broadly explores a complex set of factors surrounding the central phenomenon, aiming to present the varied perspectives of participants. 15

There are varied goals for which qualitative research questions are developed. These questions can function in several ways, such as to 1) identify and describe existing conditions ( contextual research question s); 2) describe a phenomenon ( descriptive research questions ); 3) assess the effectiveness of existing methods, protocols, theories, or procedures ( evaluation research questions ); 4) examine a phenomenon or analyze the reasons or relationships between subjects or phenomena ( explanatory research questions ); or 5) focus on unknown aspects of a particular topic ( exploratory research questions ). 5 In addition, some qualitative research questions provide new ideas for the development of theories and actions ( generative research questions ) or advance specific ideologies of a position ( ideological research questions ). 1 Other qualitative research questions may build on a body of existing literature and become working guidelines ( ethnographic research questions ). Research questions may also be broadly stated without specific reference to the existing literature or a typology of questions ( phenomenological research questions ), may be directed towards generating a theory of some process ( grounded theory questions ), or may address a description of the case and the emerging themes ( qualitative case study questions ). 15 We provide examples of contextual, descriptive, evaluation, explanatory, exploratory, generative, ideological, ethnographic, phenomenological, grounded theory, and qualitative case study research questions in qualitative research in Table 4 , and the definition of qualitative hypothesis-generating research in Table 5 .

Qualitative studies usually pose at least one central research question and several subquestions starting with How or What . These research questions use exploratory verbs such as explore or describe . These also focus on one central phenomenon of interest, and may mention the participants and research site. 15

Hypotheses in qualitative research

Hypotheses in qualitative research are stated in the form of a clear statement concerning the problem to be investigated. Unlike in quantitative research where hypotheses are usually developed to be tested, qualitative research can lead to both hypothesis-testing and hypothesis-generating outcomes. 2 When studies require both quantitative and qualitative research questions, this suggests an integrative process between both research methods wherein a single mixed-methods research question can be developed. 1

FRAMEWORKS FOR DEVELOPING RESEARCH QUESTIONS AND HYPOTHESES

Research questions followed by hypotheses should be developed before the start of the study. 1 , 12 , 14 It is crucial to develop feasible research questions on a topic that is interesting to both the researcher and the scientific community. This can be achieved by a meticulous review of previous and current studies to establish a novel topic. Specific areas are subsequently focused on to generate ethical research questions. The relevance of the research questions is evaluated in terms of clarity of the resulting data, specificity of the methodology, objectivity of the outcome, depth of the research, and impact of the study. 1 , 5 These aspects constitute the FINER criteria (i.e., Feasible, Interesting, Novel, Ethical, and Relevant). 1 Clarity and effectiveness are achieved if research questions meet the FINER criteria. In addition to the FINER criteria, Ratan et al. described focus, complexity, novelty, feasibility, and measurability for evaluating the effectiveness of research questions. 14

The PICOT and PEO frameworks are also used when developing research questions. 1 The following elements are addressed in these frameworks, PICOT: P-population/patients/problem, I-intervention or indicator being studied, C-comparison group, O-outcome of interest, and T-timeframe of the study; PEO: P-population being studied, E-exposure to preexisting conditions, and O-outcome of interest. 1 Research questions are also considered good if these meet the “FINERMAPS” framework: Feasible, Interesting, Novel, Ethical, Relevant, Manageable, Appropriate, Potential value/publishable, and Systematic. 14

As we indicated earlier, research questions and hypotheses that are not carefully formulated result in unethical studies or poor outcomes. To illustrate this, we provide some examples of ambiguous research question and hypotheses that result in unclear and weak research objectives in quantitative research ( Table 6 ) 16 and qualitative research ( Table 7 ) 17 , and how to transform these ambiguous research question(s) and hypothesis(es) into clear and good statements.

a These statements were composed for comparison and illustrative purposes only.

b These statements are direct quotes from Higashihara and Horiuchi. 16

a This statement is a direct quote from Shimoda et al. 17

The other statements were composed for comparison and illustrative purposes only.

CONSTRUCTING RESEARCH QUESTIONS AND HYPOTHESES

To construct effective research questions and hypotheses, it is very important to 1) clarify the background and 2) identify the research problem at the outset of the research, within a specific timeframe. 9 Then, 3) review or conduct preliminary research to collect all available knowledge about the possible research questions by studying theories and previous studies. 18 Afterwards, 4) construct research questions to investigate the research problem. Identify variables to be accessed from the research questions 4 and make operational definitions of constructs from the research problem and questions. Thereafter, 5) construct specific deductive or inductive predictions in the form of hypotheses. 4 Finally, 6) state the study aims . This general flow for constructing effective research questions and hypotheses prior to conducting research is shown in Fig. 1 .

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Research questions are used more frequently in qualitative research than objectives or hypotheses. 3 These questions seek to discover, understand, explore or describe experiences by asking “What” or “How.” The questions are open-ended to elicit a description rather than to relate variables or compare groups. The questions are continually reviewed, reformulated, and changed during the qualitative study. 3 Research questions are also used more frequently in survey projects than hypotheses in experiments in quantitative research to compare variables and their relationships.

Hypotheses are constructed based on the variables identified and as an if-then statement, following the template, ‘If a specific action is taken, then a certain outcome is expected.’ At this stage, some ideas regarding expectations from the research to be conducted must be drawn. 18 Then, the variables to be manipulated (independent) and influenced (dependent) are defined. 4 Thereafter, the hypothesis is stated and refined, and reproducible data tailored to the hypothesis are identified, collected, and analyzed. 4 The hypotheses must be testable and specific, 18 and should describe the variables and their relationships, the specific group being studied, and the predicted research outcome. 18 Hypotheses construction involves a testable proposition to be deduced from theory, and independent and dependent variables to be separated and measured separately. 3 Therefore, good hypotheses must be based on good research questions constructed at the start of a study or trial. 12

In summary, research questions are constructed after establishing the background of the study. Hypotheses are then developed based on the research questions. Thus, it is crucial to have excellent research questions to generate superior hypotheses. In turn, these would determine the research objectives and the design of the study, and ultimately, the outcome of the research. 12 Algorithms for building research questions and hypotheses are shown in Fig. 2 for quantitative research and in Fig. 3 for qualitative research.

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EXAMPLES OF RESEARCH QUESTIONS FROM PUBLISHED ARTICLES

EXAMPLE 1. Descriptive research question (quantitative research)
- Presents research variables to be assessed (distinct phenotypes and subphenotypes)
“BACKGROUND: Since COVID-19 was identified, its clinical and biological heterogeneity has been recognized. Identifying COVID-19 phenotypes might help guide basic, clinical, and translational research efforts.
RESEARCH QUESTION: Does the clinical spectrum of patients with COVID-19 contain distinct phenotypes and subphenotypes? ” 19
EXAMPLE 2. Relationship research question (quantitative research)
- Shows interactions between dependent variable (static postural control) and independent variable (peripheral visual field loss)
“Background: Integration of visual, vestibular, and proprioceptive sensations contributes to postural control. People with peripheral visual field loss have serious postural instability. However, the directional specificity of postural stability and sensory reweighting caused by gradual peripheral visual field loss remain unclear.
Research question: What are the effects of peripheral visual field loss on static postural control ?” 20
EXAMPLE 3. Comparative research question (quantitative research)
- Clarifies the difference among groups with an outcome variable (patients enrolled in COMPERA with moderate PH or severe PH in COPD) and another group without the outcome variable (patients with idiopathic pulmonary arterial hypertension (IPAH))
“BACKGROUND: Pulmonary hypertension (PH) in COPD is a poorly investigated clinical condition.
RESEARCH QUESTION: Which factors determine the outcome of PH in COPD?
STUDY DESIGN AND METHODS: We analyzed the characteristics and outcome of patients enrolled in the Comparative, Prospective Registry of Newly Initiated Therapies for Pulmonary Hypertension (COMPERA) with moderate or severe PH in COPD as defined during the 6th PH World Symposium who received medical therapy for PH and compared them with patients with idiopathic pulmonary arterial hypertension (IPAH) .” 21
EXAMPLE 4. Exploratory research question (qualitative research)
- Explores areas that have not been fully investigated (perspectives of families and children who receive care in clinic-based child obesity treatment) to have a deeper understanding of the research problem
“Problem: Interventions for children with obesity lead to only modest improvements in BMI and long-term outcomes, and data are limited on the perspectives of families of children with obesity in clinic-based treatment. This scoping review seeks to answer the question: What is known about the perspectives of families and children who receive care in clinic-based child obesity treatment? This review aims to explore the scope of perspectives reported by families of children with obesity who have received individualized outpatient clinic-based obesity treatment.” 22
EXAMPLE 5. Relationship research question (quantitative research)
- Defines interactions between dependent variable (use of ankle strategies) and independent variable (changes in muscle tone)
“Background: To maintain an upright standing posture against external disturbances, the human body mainly employs two types of postural control strategies: “ankle strategy” and “hip strategy.” While it has been reported that the magnitude of the disturbance alters the use of postural control strategies, it has not been elucidated how the level of muscle tone, one of the crucial parameters of bodily function, determines the use of each strategy. We have previously confirmed using forward dynamics simulations of human musculoskeletal models that an increased muscle tone promotes the use of ankle strategies. The objective of the present study was to experimentally evaluate a hypothesis: an increased muscle tone promotes the use of ankle strategies. Research question: Do changes in the muscle tone affect the use of ankle strategies ?” 23

EXAMPLES OF HYPOTHESES IN PUBLISHED ARTICLES

EXAMPLE 1. Working hypothesis (quantitative research)
- A hypothesis that is initially accepted for further research to produce a feasible theory
“As fever may have benefit in shortening the duration of viral illness, it is plausible to hypothesize that the antipyretic efficacy of ibuprofen may be hindering the benefits of a fever response when taken during the early stages of COVID-19 illness .” 24
“In conclusion, it is plausible to hypothesize that the antipyretic efficacy of ibuprofen may be hindering the benefits of a fever response . The difference in perceived safety of these agents in COVID-19 illness could be related to the more potent efficacy to reduce fever with ibuprofen compared to acetaminophen. Compelling data on the benefit of fever warrant further research and review to determine when to treat or withhold ibuprofen for early stage fever for COVID-19 and other related viral illnesses .” 24
EXAMPLE 2. Exploratory hypothesis (qualitative research)
- Explores particular areas deeper to clarify subjective experience and develop a formal hypothesis potentially testable in a future quantitative approach
“We hypothesized that when thinking about a past experience of help-seeking, a self distancing prompt would cause increased help-seeking intentions and more favorable help-seeking outcome expectations .” 25
“Conclusion
Although a priori hypotheses were not supported, further research is warranted as results indicate the potential for using self-distancing approaches to increasing help-seeking among some people with depressive symptomatology.” 25
EXAMPLE 3. Hypothesis-generating research to establish a framework for hypothesis testing (qualitative research)
“We hypothesize that compassionate care is beneficial for patients (better outcomes), healthcare systems and payers (lower costs), and healthcare providers (lower burnout). ” 26
Compassionomics is the branch of knowledge and scientific study of the effects of compassionate healthcare. Our main hypotheses are that compassionate healthcare is beneficial for (1) patients, by improving clinical outcomes, (2) healthcare systems and payers, by supporting financial sustainability, and (3) HCPs, by lowering burnout and promoting resilience and well-being. The purpose of this paper is to establish a scientific framework for testing the hypotheses above . If these hypotheses are confirmed through rigorous research, compassionomics will belong in the science of evidence-based medicine, with major implications for all healthcare domains.” 26
EXAMPLE 4. Statistical hypothesis (quantitative research)
- An assumption is made about the relationship among several population characteristics ( gender differences in sociodemographic and clinical characteristics of adults with ADHD ). Validity is tested by statistical experiment or analysis ( chi-square test, Students t-test, and logistic regression analysis)
“Our research investigated gender differences in sociodemographic and clinical characteristics of adults with ADHD in a Japanese clinical sample. Due to unique Japanese cultural ideals and expectations of women's behavior that are in opposition to ADHD symptoms, we hypothesized that women with ADHD experience more difficulties and present more dysfunctions than men . We tested the following hypotheses: first, women with ADHD have more comorbidities than men with ADHD; second, women with ADHD experience more social hardships than men, such as having less full-time employment and being more likely to be divorced.” 27
“Statistical Analysis
( text omitted ) Between-gender comparisons were made using the chi-squared test for categorical variables and Students t-test for continuous variables…( text omitted ). A logistic regression analysis was performed for employment status, marital status, and comorbidity to evaluate the independent effects of gender on these dependent variables.” 27

EXAMPLES OF HYPOTHESIS AS WRITTEN IN PUBLISHED ARTICLES IN RELATION TO OTHER PARTS

EXAMPLE 1. Background, hypotheses, and aims are provided
“Pregnant women need skilled care during pregnancy and childbirth, but that skilled care is often delayed in some countries …( text omitted ). The focused antenatal care (FANC) model of WHO recommends that nurses provide information or counseling to all pregnant women …( text omitted ). Job aids are visual support materials that provide the right kind of information using graphics and words in a simple and yet effective manner. When nurses are not highly trained or have many work details to attend to, these job aids can serve as a content reminder for the nurses and can be used for educating their patients (Jennings, Yebadokpo, Affo, & Agbogbe, 2010) ( text omitted ). Importantly, additional evidence is needed to confirm how job aids can further improve the quality of ANC counseling by health workers in maternal care …( text omitted )” 28
“ This has led us to hypothesize that the quality of ANC counseling would be better if supported by job aids. Consequently, a better quality of ANC counseling is expected to produce higher levels of awareness concerning the danger signs of pregnancy and a more favorable impression of the caring behavior of nurses .” 28
“This study aimed to examine the differences in the responses of pregnant women to a job aid-supported intervention during ANC visit in terms of 1) their understanding of the danger signs of pregnancy and 2) their impression of the caring behaviors of nurses to pregnant women in rural Tanzania.” 28
EXAMPLE 2. Background, hypotheses, and aims are provided
“We conducted a two-arm randomized controlled trial (RCT) to evaluate and compare changes in salivary cortisol and oxytocin levels of first-time pregnant women between experimental and control groups. The women in the experimental group touched and held an infant for 30 min (experimental intervention protocol), whereas those in the control group watched a DVD movie of an infant (control intervention protocol). The primary outcome was salivary cortisol level and the secondary outcome was salivary oxytocin level.” 29
“ We hypothesize that at 30 min after touching and holding an infant, the salivary cortisol level will significantly decrease and the salivary oxytocin level will increase in the experimental group compared with the control group .” 29
EXAMPLE 3. Background, aim, and hypothesis are provided
“In countries where the maternal mortality ratio remains high, antenatal education to increase Birth Preparedness and Complication Readiness (BPCR) is considered one of the top priorities [1]. BPCR includes birth plans during the antenatal period, such as the birthplace, birth attendant, transportation, health facility for complications, expenses, and birth materials, as well as family coordination to achieve such birth plans. In Tanzania, although increasing, only about half of all pregnant women attend an antenatal clinic more than four times [4]. Moreover, the information provided during antenatal care (ANC) is insufficient. In the resource-poor settings, antenatal group education is a potential approach because of the limited time for individual counseling at antenatal clinics.” 30
“This study aimed to evaluate an antenatal group education program among pregnant women and their families with respect to birth-preparedness and maternal and infant outcomes in rural villages of Tanzania.” 30
“ The study hypothesis was if Tanzanian pregnant women and their families received a family-oriented antenatal group education, they would (1) have a higher level of BPCR, (2) attend antenatal clinic four or more times, (3) give birth in a health facility, (4) have less complications of women at birth, and (5) have less complications and deaths of infants than those who did not receive the education .” 30

Research questions and hypotheses are crucial components to any type of research, whether quantitative or qualitative. These questions should be developed at the very beginning of the study. Excellent research questions lead to superior hypotheses, which, like a compass, set the direction of research, and can often determine the successful conduct of the study. Many research studies have floundered because the development of research questions and subsequent hypotheses was not given the thought and meticulous attention needed. The development of research questions and hypotheses is an iterative process based on extensive knowledge of the literature and insightful grasp of the knowledge gap. Focused, concise, and specific research questions provide a strong foundation for constructing hypotheses which serve as formal predictions about the research outcomes. Research questions and hypotheses are crucial elements of research that should not be overlooked. They should be carefully thought of and constructed when planning research. This avoids unethical studies and poor outcomes by defining well-founded objectives that determine the design, course, and outcome of the study.

Disclosure: The authors have no potential conflicts of interest to disclose.

Author Contributions:

Conceptualization: Barroga E, Matanguihan GJ.
Methodology: Barroga E, Matanguihan GJ.
Writing - original draft: Barroga E, Matanguihan GJ.
Writing - review & editing: Barroga E, Matanguihan GJ.

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How to Write a Research Paper Introduction (with Examples)

The research paper introduction section, along with the Title and Abstract, can be considered the face of any research paper. The following article is intended to guide you in organizing and writing the research paper introduction for a quality academic article or dissertation.

The research paper introduction aims to present the topic to the reader. A study will only be accepted for publishing if you can ascertain that the available literature cannot answer your research question. So it is important to ensure that you have read important studies on that particular topic, especially those within the last five to ten years, and that they are properly referenced in this section. 1 What should be included in the research paper introduction is decided by what you want to tell readers about the reason behind the research and how you plan to fill the knowledge gap. The best research paper introduction provides a systemic review of existing work and demonstrates additional work that needs to be done. It needs to be brief, captivating, and well-referenced; a well-drafted research paper introduction will help the researcher win half the battle.

The introduction for a research paper is where you set up your topic and approach for the reader. It has several key goals:

Present your research topic
Capture reader interest
Summarize existing research
Position your own approach
Define your specific research problem and problem statement
Highlight the novelty and contributions of the study
Give an overview of the paper’s structure

The research paper introduction can vary in size and structure depending on whether your paper presents the results of original empirical research or is a review paper. Some research paper introduction examples are only half a page while others are a few pages long. In many cases, the introduction will be shorter than all of the other sections of your paper; its length depends on the size of your paper as a whole.

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The introduction in a research paper is placed at the beginning to guide the reader from a broad subject area to the specific topic that your research addresses. They present the following information to the reader

Scope: The topic covered in the research paper
Context: Background of your topic
Importance: Why your research matters in that particular area of research and the industry problem that can be targeted

The research paper introduction conveys a lot of information and can be considered an essential roadmap for the rest of your paper. A good introduction for a research paper is important for the following reasons:

It stimulates your reader’s interest: A good introduction section can make your readers want to read your paper by capturing their interest. It informs the reader what they are going to learn and helps determine if the topic is of interest to them.
It helps the reader understand the research background: Without a clear introduction, your readers may feel confused and even struggle when reading your paper. A good research paper introduction will prepare them for the in-depth research to come. It provides you the opportunity to engage with the readers and demonstrate your knowledge and authority on the specific topic.
It explains why your research paper is worth reading: Your introduction can convey a lot of information to your readers. It introduces the topic, why the topic is important, and how you plan to proceed with your research.
It helps guide the reader through the rest of the paper: The research paper introduction gives the reader a sense of the nature of the information that will support your arguments and the general organization of the paragraphs that will follow. It offers an overview of what to expect when reading the main body of your paper.

What are the parts of introduction in the research?

A good research paper introduction section should comprise three main elements: 2

What is known: This sets the stage for your research. It informs the readers of what is known on the subject.
What is lacking: This is aimed at justifying the reason for carrying out your research. This could involve investigating a new concept or method or building upon previous research.
What you aim to do: This part briefly states the objectives of your research and its major contributions. Your detailed hypothesis will also form a part of this section.

How to write a research paper introduction?

The first step in writing the research paper introduction is to inform the reader what your topic is and why it’s interesting or important. This is generally accomplished with a strong opening statement. The second step involves establishing the kinds of research that have been done and ending with limitations or gaps in the research that you intend to address. Finally, the research paper introduction clarifies how your own research fits in and what problem it addresses. If your research involved testing hypotheses, these should be stated along with your research question. The hypothesis should be presented in the past tense since it will have been tested by the time you are writing the research paper introduction.

The following key points, with examples, can guide you when writing the research paper introduction section:

Highlight the importance of the research field or topic
Describe the background of the topic
Present an overview of current research on the topic

Example: The inclusion of experiential and competency-based learning has benefitted electronics engineering education. Industry partnerships provide an excellent alternative for students wanting to engage in solving real-world challenges. Industry-academia participation has grown in recent years due to the need for skilled engineers with practical training and specialized expertise. However, from the educational perspective, many activities are needed to incorporate sustainable development goals into the university curricula and consolidate learning innovation in universities.

Reveal a gap in existing research or oppose an existing assumption
Formulate the research question

Example: There have been plausible efforts to integrate educational activities in higher education electronics engineering programs. However, very few studies have considered using educational research methods for performance evaluation of competency-based higher engineering education, with a focus on technical and or transversal skills. To remedy the current need for evaluating competencies in STEM fields and providing sustainable development goals in engineering education, in this study, a comparison was drawn between study groups without and with industry partners.

State the purpose of your study
Highlight the key characteristics of your study
Describe important results
Highlight the novelty of the study.
Offer a brief overview of the structure of the paper.

Example: The study evaluates the main competency needed in the applied electronics course, which is a fundamental core subject for many electronics engineering undergraduate programs. We compared two groups, without and with an industrial partner, that offered real-world projects to solve during the semester. This comparison can help determine significant differences in both groups in terms of developing subject competency and achieving sustainable development goals.

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With Paperpal Copilot, create a research paper introduction effortlessly. In this step-by-step guide, we’ll walk you through how Paperpal transforms your initial ideas into a polished and publication-ready introduction.

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You can use the same process to develop each section of your article, and finally your research paper in half the time and without any of the stress.

The purpose of the research paper introduction is to introduce the reader to the problem definition, justify the need for the study, and describe the main theme of the study. The aim is to gain the reader’s attention by providing them with necessary background information and establishing the main purpose and direction of the research.

The length of the research paper introduction can vary across journals and disciplines. While there are no strict word limits for writing the research paper introduction, an ideal length would be one page, with a maximum of 400 words over 1-4 paragraphs. Generally, it is one of the shorter sections of the paper as the reader is assumed to have at least a reasonable knowledge about the topic. 2 For example, for a study evaluating the role of building design in ensuring fire safety, there is no need to discuss definitions and nature of fire in the introduction; you could start by commenting upon the existing practices for fire safety and how your study will add to the existing knowledge and practice.

When deciding what to include in the research paper introduction, the rest of the paper should also be considered. The aim is to introduce the reader smoothly to the topic and facilitate an easy read without much dependency on external sources. 3 Below is a list of elements you can include to prepare a research paper introduction outline and follow it when you are writing the research paper introduction. Topic introduction: This can include key definitions and a brief history of the topic. Research context and background: Offer the readers some general information and then narrow it down to specific aspects. Details of the research you conducted: A brief literature review can be included to support your arguments or line of thought. Rationale for the study: This establishes the relevance of your study and establishes its importance. Importance of your research: The main contributions are highlighted to help establish the novelty of your study Research hypothesis: Introduce your research question and propose an expected outcome. Organization of the paper: Include a short paragraph of 3-4 sentences that highlights your plan for the entire paper

Cite only works that are most relevant to your topic; as a general rule, you can include one to three. Note that readers want to see evidence of original thinking. So it is better to avoid using too many references as it does not leave much room for your personal standpoint to shine through. Citations in your research paper introduction support the key points, and the number of citations depend on the subject matter and the point discussed. If the research paper introduction is too long or overflowing with citations, it is better to cite a few review articles rather than the individual articles summarized in the review. A good point to remember when citing research papers in the introduction section is to include at least one-third of the references in the introduction.

The literature review plays a significant role in the research paper introduction section. A good literature review accomplishes the following: Introduces the topic – Establishes the study’s significance – Provides an overview of the relevant literature – Provides context for the study using literature – Identifies knowledge gaps However, remember to avoid making the following mistakes when writing a research paper introduction: Do not use studies from the literature review to aggressively support your research Avoid direct quoting Do not allow literature review to be the focus of this section. Instead, the literature review should only aid in setting a foundation for the manuscript.

Remember the following key points for writing a good research paper introduction: 4

Avoid stuffing too much general information: Avoid including what an average reader would know and include only that information related to the problem being addressed in the research paper introduction. For example, when describing a comparative study of non-traditional methods for mechanical design optimization, information related to the traditional methods and differences between traditional and non-traditional methods would not be relevant. In this case, the introduction for the research paper should begin with the state-of-the-art non-traditional methods and methods to evaluate the efficiency of newly developed algorithms.
Avoid packing too many references: Cite only the required works in your research paper introduction. The other works can be included in the discussion section to strengthen your findings.
Avoid extensive criticism of previous studies: Avoid being overly critical of earlier studies while setting the rationale for your study. A better place for this would be the Discussion section, where you can highlight the advantages of your method.
Avoid describing conclusions of the study: When writing a research paper introduction remember not to include the findings of your study. The aim is to let the readers know what question is being answered. The actual answer should only be given in the Results and Discussion section.

To summarize, the research paper introduction section should be brief yet informative. It should convince the reader the need to conduct the study and motivate him to read further. If you’re feeling stuck or unsure, choose trusted AI academic writing assistants like Paperpal to effortlessly craft your research paper introduction and other sections of your research article.

1. Jawaid, S. A., & Jawaid, M. (2019). How to write introduction and discussion. Saudi Journal of Anaesthesia, 13(Suppl 1), S18.

2. Dewan, P., & Gupta, P. (2016). Writing the title, abstract and introduction: Looks matter!. Indian pediatrics, 53, 235-241.

3. Cetin, S., & Hackam, D. J. (2005). An approach to the writing of a scientific Manuscript1. Journal of Surgical Research, 128(2), 165-167.

4. Bavdekar, S. B. (2015). Writing introduction: Laying the foundations of a research paper. Journal of the Association of Physicians of India, 63(7), 44-6.

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UNC Libraries
Collections
Creative Music Research in Special Collections
Creative Music Research Examples and Methodologies

Creative Music Research in Special Collections: Creative Music Research Examples and Methodologies

Archives and Libraries
Using a Finding Aid
Registering & Requesting Materials
Primary Source Analysis
Music Copyright
Creative Research Opportunities

Types of Projects

Here are a few possible project directions for using archives and primary sources. This is not an exhaustive list – the possibilities are endless!

Conceptual inspiration

Is there a unique item or story that you want to expand upon? Perhaps there is a diary entry, a letter or an oral history that speaks to you.

Understanding Repertoire and Playing Styles

Primary sources offer unique insight into historical repertoire and playing styles. This could come in the form of a sound recording or a score. How does the playing style and/or repertoire differ from that of contemporary players?

Improvisation and Composition

Any type of primary source can serve as an inspiration for improvisation or composition. It could be a recording, a photograph, a silent film – what ways can different medias inspire improvisation and composition?

Sampling and Production

What public domain recordings are available in the archive? How can sampling an oral history or a music recording add to the production?

Program and Album notes

Primary sources can also be helpful when writing program or album notes. What historical perspectives or reflections of artists or communities can be represented in program and album notes?

Installations and Exhibits

Multi-media installations can be a compelling way to combine primary source media with other creative content.

Creative Research Methodologies

A Guide to archives for artists and makers from Providence Public Library A guide to using archives for artists and makers in the form of a graphic novel. Created by artist and librarian Jeremy Ferris.
A Guide to archives for artists and makers Downloadable PDF

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10 Research Question Examples to Guide Your Research Project

10 Research Question Examples to Guide your Research Project

Published on October 30, 2022 by Shona McCombes . Revised on October 19, 2023.

The research question is one of the most important parts of your research paper , thesis or dissertation . It’s important to spend some time assessing and refining your question before you get started.

The exact form of your question will depend on a few things, such as the length of your project, the type of research you’re conducting, the topic , and the research problem . However, all research questions should be focused, specific, and relevant to a timely social or scholarly issue.

Once you’ve read our guide on how to write a research question , you can use these examples to craft your own.

Note that the design of your research question can depend on what method you are pursuing. Here are a few options for qualitative, quantitative, and statistical research questions.

Cite this Scribbr article

If you want to cite this source, you can copy and paste the citation or click the “Cite this Scribbr article” button to automatically add the citation to our free Citation Generator.

McCombes, S. (2023, October 19). 10 Research Question Examples to Guide your Research Project. Scribbr. Retrieved April 15, 2024, from https://www.scribbr.com/research-process/research-question-examples/

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SSGAN: A Semantic Similarity-Based GAN for Small-Sample Image Augmentation

Open access
Published: 16 April 2024
Volume 56 , article number 149 , ( 2024 )

Cite this article

You have full access to this open access article

Congcong Ma 1 , 2 ,
Jiaqi Mi 1 ,
Wanlin Gao 1 , 2 &
Sha Tao 1 , 2

Image sample augmentation refers to strategies for increasing sample size by modifying current data or synthesizing new data based on existing data. This technique is of vital significance in enhancing the performance of downstream learning tasks in widespread small-sample scenarios. In recent years, GAN-based image augmentation methods have gained significant attention and research focus. They have achieved remarkable generation results on large-scale datasets. However, their performance tends to be unsatisfactory when applied to datasets with limited samples. Therefore, this paper proposes a semantic similarity-based small-sample image augmentation method named SSGAN. Firstly, a relatively shallow pyramid-structured GAN-based backbone network was designed, aiming to enhance the model’s feature extraction capabilities to adapt to small sample sizes. Secondly, a feature selection module based on high-dimensional semantics was designed to optimize the loss function, thereby improving the model’s learning capacity. Lastly, extensive comparative experiments and comprehensive ablation experiments were carried out on the “Flower” and “Animal” datasets. The results indicate that the proposed method outperforms other classical GANs methods in well-established evaluation metrics such as FID and IS, with improvements of 18.6 and 1.4, respectively. The dataset augmented by SSGAN significantly enhances the performance of the classifier, achieving a 2.2% accuracy improvement compared to the best-known method. Furthermore, SSGAN demonstrates excellent generalization and robustness.

Avoid common mistakes on your manuscript.

1 Introduction

Small-sample image datasets often lead to overfitting and limited generalization capabilities in deep learning tasks. Due to factors such as high data annotation costs and sample imbalance, the issue of small samples is prevalent [ 10 , 23 , 25 ]. For example, this problem is commonly encountered in datasets of plant phenotype images for disease and pest identification [ 17 ], images for the diagnosis of severe diseases [ 13 ], and images of equipment failures [ 3 ], among others. Image sample augmentation is a direct and effective approach to address the issue of small samples. Existing image sample augmentation methods include augmentation methods based on geometric transformations and color transformations, traditional sample augmentation methods, and GAN-based augmentation methods. The first type of augmentation methods, such as flipping, rotation, and random noise, often lack diversity in generating augmented samples [ 5 ]. The second type of methods, such as SMOTE [ 14 ] and Mixup [ 4 ], are based on existing samples and have shown promising augmentation results. In recent years, with the remarkable achievements of deep learning in solving practical problems, GAN-based augmentation methods have been extensively researched and proven to have the ability to generate high-quality and diverse images. Indeed, WGAN introduced a generative adversarial network model based on the Wasserstein distance [ 2 ]. It focuses on measuring the distance between the generated data distribution and the real data distribution, addressing issues such as unstable training in traditional GANs. By minimizing the Wasserstein distance, WGAN ensures the diversity of generated samples. While many GANs [ 1 , 18 , 19 ] have shown excellent enhancement results on large-scale datasets, their performance significantly deteriorates when applied to datasets with limited samples. This can be attributed to two main factors. Firstly, existing network architectures may not adequately extract features from the training images. Secondly, the slow "learning speed" of GANs makes them less suitable for small-sample scenarios, where a limited number of samples are available for training. More detailed review of related studies will be summarized in Sect. 2 . To address these challenges, we propose a semantic similarity-based GAN for small-sample image augmentation. We optimize the network architecture to enhance its feature extraction capability specifically for small-sample datasets. Additionally, a high-dimensional semantic-based feature filtering module is designed that is able to influence the model’s learning process and enhance its learning ability. Ultimately, our proposed method aims to improve the enhancement performance on small-sample image datasets. We conducted extensive comparative experiments and comprehensive ablation experiments on the “Flower” and “Animal” datasets. SSGAN stands out among various GANs, with improvements of 18.6 and 1.4 in terms of FID and IS metrics, respectively, indicating that the generated images exhibit good clarity and diversity. The dataset augmented by SSGAN assists the classifier in achieving a 9% accuracy improvement, surpassing other classical methods by 2.2%. The results demonstrate the effectiveness of the proposed method for small-sample augmentation.

The main contributions and innovations of this paper are as follows:

We designed a pyramid structure for the backbone network to effectively extract features from small sample images. The introduction of pyramid connections enables the fusion of features at different scales, allowing the model to capture multi-dimensional perspectives and enhance its feature extraction capability.

Integrating a high-dimensional semantic-based feature filtering module into GAN, enhancing the model's learning ability and generating samples that closely resemble real samples, thus obtaining high-quality augmented data and improving the accuracy of classification tasks.

Validating the effectiveness and generalization of the proposed method on different small-sample datasets.

The remaining sections of this paper are organized as follows: Sect. 2 provides a comprehensive review of related works. Section 3 presents a detailed description of the proposed method. Section 4 introduces the experimental setup. Section 5 presents the experimental results. Section 6 includes the discussion and conclusion.

2 Related Works

There are many research studies focusing on image sample augmentation, primarily classified into three categories: basic augmentation methods, traditional augmentation methods, and GAN-based augmentation methods.

2.1 Basic Augmentation Methods

Basic image augmentation methods primarily include geometric transformation-based methods and color transformation-based methods. Among them, geometric transformation-based methods involve operations such as flipping, rotation, cropping, and zooming. These methods do not alter the content of the image itself, making them the simplest way to enhance the image dataset. However, excessive use of these methods may result in a dataset with limited diversity, generating “low-value” data. On the other hand, color transformation-based methods enhance the image by modifying its content. These methods include random noise, smooth blurring, color transformations based on HSV or RGB [ 24 ], and random erasing. Such augmentation methods can increase the diversity and variability of the dataset to a certain extent.

2.2 Traditional Augmentation Methods

Traditional augmentation methods mainly include SMOTE, SamplePairing [ 9 ], and Mixup. SMOTE (Synthetic Minority Over-sampling Technique) is a technique for synthesizing minority class samples by utilizing the k-nearest neighbor approach. It generates new samples by synthesizing samples from the same class based on their features, commonly used for generating minority class samples in imbalanced datasets. SamplePairing is another method for synthesizing new samples by combining samples with different labels, but it has limited interpretability. Mixup is a data augmentation method based on the principle of minimizing neighborhood risk. It generates new samples by linearly interpolating between pairs of samples, and it has shown good enhancement performance. Traditional augmentation methods are based on existing samples for sample augmentation, but their augmentation effectiveness is limited.

2.3 GAN-Based Augmentation Methods

Generative Adversarial Networks (GANs) are unsupervised data augmentation methods that utilize a generative network and a discriminative network to learn the data distribution and generate high-quality and diverse new samples. GANs have been extensively researched in the field of data augmentation, such as WGAN [ 2 ], SAGAN [ 22 ], ACGAN [ 15 ], ReACGAN [ 12 ], DCGAN [ 16 ], WGAN-GP [ 8 , 21 ], among others. WGAN, for instance, introduces the Wasserstein distance to alleviate the instability and mode collapse issues in GAN training, ensuring the diversity of generated samples. SAGAN incorporates self-attention mechanisms to enhance the focus on detailed image features, thus improving the quality of generated images. ACGAN introduces additional structure to the latent space of the GAN by incorporating a specialized cost function. This modification leads to the generation of higher quality samples. ACGAN not only generates realistic samples but also enables the discriminator to predict the class labels of the generated samples. ReACGAN introduces the concept of inter-data cross-entropy loss and employs auxiliary measures to address the issue of gradient explosion. This approach alleviates the problem of limited diversity in generated samples within GAN models. However, existing methods still require a significant amount of training samples to achieve satisfactory generation performance, making them less effective for small sample enhancement. To address this limitation, we propose a novel image small sample enhancement approach based on semantic filtering. Specifically, the challenge of limited training sample quantity is addressed by designing a shallow pyramid structure for the generator network, which allows effective feature extraction from small sample images. Additionally, we incorporate a semantic filtering module based on high-dimensional semantic features into the existing GAN structure to optimize the semantic similarity between generated and real images. For further details, please refer to Chapter 3.

3.1 Overall Structure of SSGAN

The overall structure of SSGAN is illustrated in Fig. 1 . The SSGAN model consists of three main components: the generative network, the discriminative network, and the perceptual network. The generative network is responsible for transforming an input random noise vector $z$ into an image $G\left(z\right)$ with the expectation of deceiving the discriminative network. The discriminative network serves as a binary classifier to distinguish between the generated images $G\left(z\right)$ and the real images ${P}_{r}$ . These two components engage in a game to drive the GAN towards achieving Nash equilibrium. Our novel contribution is the inclusion of a perception network, which is responsible for extracting high-dimensional semantic features from the input images and comparing their semantic similarity with the distribution of real images. This facilitates the generator network in producing superior outputs.

Overall Structure of the Model

The generator primarily consists of stacked transpose convolutional layers and pyramid connections. Specifically, it includes one fully connected layer, four transpose convolutional layers, and two sets of pyramid connections. The generator takes a one-dimensional random noise vector $z$ , following a Gaussian distribution, as input and generates images of size 64 × 64 × 3 as output. The discriminator is mainly composed of stacked convolutional layers and pyramid connections. It comprises four convolutional layers, two sets of pyramid connections, and one fully connected layer. Conventional techniques such as ReLU [ 7 ] and LN [ 6 ] are used to prevent overfitting and gradient disappearance. The discriminator network takes RGB images as input and outputs binary classification results. The perceptual network is a substructure of the VGG-19 [ 21 ] network pre-trained on the ImageNet dataset. We fix its parameters and select the first 16 layers as our feature extraction network model. In the overall architecture of the model, our innovation lies in the design of a pyramid structure for the backbone network to accommodate small sample sizes in image datasets. We have also introduced the perceptual network, which serves as an image semantic feature extraction module.

3.2 Pyramid Connection

The function of the pyramid connection is to fuse feature maps of different scales through upsampling and downsampling operations in different ways. As the connected feature maps have sizes resembling a “pyramid” structure, we named it the pyramid connection. Figure 2 illustrates the details of the pyramid connection. In the figure, the generation network utilizes bilinear interpolation for upsampling, which, together with transposed convolution (Deconv), performs feature extraction and fusion operations in the model. This is because: (1) Using transpose convolution for upsampling, although it can increase the size of the feature maps and refine coarse feature maps, it often leads to the “checkerboard artifacts” due to uneven overlap of the convolution kernels. To address this issue, we introduce the pyramid connection and utilize upsampling with bilinear interpolation, which helps alleviate the problem of pixel discontinuity and mitigate the checkerboard effect. (2) Due to the varying expressive power of feature maps at different levels, shallow-level features primarily reflect details such as brightness, edges, while deep-level features capture overall structures and semantic information. The introduction of pyramid connections allows the model to integrate features from different dimensions, enhancing the feature extraction capability of the model. (3) Additionally, the introduction of pyramid connections provides the model with receptive fields different from those obtained by transpose convolution, further enhancing the model's performance.

Pyramid Connection Details

3.3 Perceptual Loss

As shown in Fig. 1 , we innovatively incorporate a perceptual network to extract high-dimensional feature maps. This network is based on a pre-trained VGG network with 16 layers, which exhibits strong generalization capabilities due to the rich species diversity in the ImageNet dataset. Based on this, we introduce the perceptual loss, which ensures high-dimensional semantic similarity between the generated samples and the original samples. The perceptual loss is defined as the Euclidean distance between the feature representations of the reconstructed images and the real images, as shown in Eq. 1 .

Here $W$ and $H$ respectively represent the dimension of the output feature map within the VGG network, namely height and width. $\phi \left(\widetilde{x}\right)$ represents the output characteristic matrix of the generated image in Perceptual Network, and $\phi \left(x\right)$ represents the output characteristic matrix of the real image in Perceptual Network.

In particular, we combine the original critic loss calculated by Wasserstein distance with perceptual loss as our loss function to optimize the GAN model. Our new objective can be expressed as follows:

where ${p}_{noise}$ denotes normal distribution, ${p}_{r}$ represents real plant data distribution. ${P}_{g}$ represents the data distribution of the generated image. ${\mathbb{E}}$ represents mathematical expectation. ${p}_{\widehat{x}}$ is defined implicitly as sampling uniformly along straight lines between pairs of points sampled from ${p}_{r}$ and the generator distribution $G\left({p}_{noise}\right)$ . Enforcing the unit gradient norm constraint everywhere along these straight lines is sufficient. We train the discriminator and the generator by alternatively minimizing ${L}_{G}$ and ${L}_{D}$ .

4 Experimental Setup

4.1 experimental environment.

Our experiments are conducted on the graphics processing units (GPUs) of NVIDA GeForce RTX 3060Ti with 8 GB graphics memory size, 14 GHz memory clock, bit width is 256bit. In addition, the processor model of the computer is i7-12700 K, the memory size is 32 GB, and the operating system is Window 10. The model implementation is based on TensorFlow 2.0 framework, Integrated Development environment (IDE) is PyCharm. The main toolkits used are numpy, random, glob, imageio, math, time, os, etc. The main programming language used is Python 3.7.

4.2 Dataset

We conducted extensive experiments on two image datasets, “Flower” and “Animal”.

The “Flower” dataset consists of images of five different types of flowers: dandelions, sunflowers, tulips, daisies, and roses. Each category contains approximately 1000 images. It is worth noting that dandelions, daisies, and sunflowers belong to the family Asteraceae and share highly similar phenotypic features, which poses a challenge for our classification task.

The “Animal” dataset includes images of three animal categories: cats, dogs, and tigers, with 500 images per category. To facilitate the experiments, all images were resized to a uniform size of 64 × 64 pixels.

All the real images from the original dataset were included in the training of the GAN network. To evaluate the augmented effect of SSGAN, we also trained and tested the classifier using the augmented dataset.

The augmented dataset consists of 500 real images per category and 400 generated images per category. From each category, 100 randomly selected real images were used as the test set for the classifier, while the remaining data was used for training the classifier.

4.3 Hyperparameters

In contrast to other deep learning models, the training of a GAN requires iterative updates of the generator and discriminator, aiming to reach a Nash equilibrium state where both components have minimized their individual losses. Training is halted once the model reaches this equilibrium. At this stage, a lower loss value indicates superior model performance.

4.3.1 Learning Rate

We conducted experiments with different learning rates, and observed that excessively large learning rates led to significant oscillations in the model's performance. As the learning rate decreased, the oscillations gradually diminished, but the convergence speed also slowed down. We present the results of three different learning rates 10 –3 , 10 –4 , and 10 –5 to observe the model's training process, as shown in Fig. 3 . Figure 3 illustrates that when the learning rate was set to 10 –3 , the model exhibited significant oscillations. In comparison, the model converged faster when the learning rate was set to 10– 4 compared to 10 –5 . Consequently, we ultimately chose a learning rate of 10 –4 for our model.

Model training process with different learning rates

4.3.2 ${\varvec{\mu}}$ and ${\varvec{\lambda}}$

In the loss function, we varied the hyperparameter μ and evaluated the model's training process. The symbols μ and λ represent hyperparameters in Eqs. 2 and 3 , where μ is a hyperparameter that controls the influence of the perceptual loss ${L}_{P}$ on the generator loss, and λ is a hyperparameter that controls the influence of the gradient penalty regularization term on the discriminator loss. Figure 4 illustrates the training results for different values of μ. Specifically, we tested μ with values of 1, 0.1, and 0.01. From the figure, it can be observed that when μ is set to 1, the model exhibits faster convergence but yields higher loss values. In contrast, when μ is set to 0.01, the model achieves faster convergence to the Nash equilibrium and demonstrates the lowest loss values compared to the case with μ set to 0.1.

Model training process with different values of μ in the loss function

In our experiments, we varied the hyperparameter λ in the loss function and examined the model's training process. Figure 5 presents the training results for different values of λ. Specifically, we tested λ with values of 1, 5, 10, and 15. From the figure, it can be observed that when λ is set to 1, SSGAN achieves the minimum loss value at the Nash equilibrium. Consequently, based on this observation, we determined the optimal hyperparameter settings for our model as a learning rate of 10–4, μ value of 0.01, and λ value of 1.

Model training process with different values of λ in the loss function

4.4 Evaluation Metrics

4.4.1 visualization of generated results.

The real visual feedback of the generated image is important metrics to evaluate the ability of model generation. This evaluation method will generate images for visual output, and compare them to observe the clarity of texture details, image diversity and whether pattern collapse occurs.

4.4.2 t-SNE

t-SNE (t-Distributed Stochastic Neighbor Embedding) is a non-linear dimensionality reduction algorithm that is particularly suitable for reducing high-dimensional data to 2D or 3D while preserving the similarity in the joint probability distribution between the low-dimensional and original data. Let ${x}_{i}$ and ${x}_{j}$ represent points in the original space, and ${y}_{i}$ and ${y}_{j}$ represent their corresponding points in the low-dimensional space. The objective function $Obj$ of t-SNE can be expressed as follows:

Here, ${p}_{ij}$ represents the Gaussian joint probability distribution between data points in the original data space, while ${q}_{ij}$ represents the corresponding joint probability distribution between points in the target space after dimensionality reduction. Specifically, ${q}_{ij}$ is computed using the Student’s t-distribution. The objective function, as defined in t-SNE, aims to minimize the Kullback–Leibler divergence between these two probability distributions, indicating the similarity between the distributions.

4.4.3 Objective Evaluation Metrics

Meanwhile, inception score (IS) and Fréchet inception distance (FID) are two other important indicators to measure the quality and diversity of the pictures generated by the GAN. IS evaluates the quality of the model from both image clarity and image diversity perspectives. But FID considers more the connection between the generated images and the real images. The larger the IS value, the smaller the FID value, and the better the expression effect. Their formulas for the calculation are as follows:

Time and space complexity are two basic metrics to measure the performance of network. This evaluation method separately calculates the number of parameters and the floating-point operations (i.e., FLOPs) to measure the complexity of the algorithm.

The smaller the spatiotemporal complexity metric, the less resources required for model training and the higher the model performance.

Parameter number

${k}_{w}\times {k}_{h}$ represents the kernel size of the convolution layer; ${n}_{in}$ indicates the number of input channels and ${n}_{out}$ indicates the number of output channels. $H$ and $W$ represents the height and width of the output feature map.

4.4.4 Improvement in Classification Performance

In this evaluation method, ResNet-18 [ 11 ] is chosen as the classifier, and the augmented image set is used for the classification task. The validity of the model can be judged intuitively by comparing whether the classification accuracy and the precision are improved before and after the augmentation of the image set. The above metrics can be defined as follows.

$TP$ , $TN$ and $FN$ represent the samples belong to True Positive (TP), False Positive (FP), False Negative (FN), and True Negative (TN) of the category, respectively.

5.1 Ablation Study

In this section, we conducted detailed ablation experiments to demonstrate the individual effects of the pyramid connection module and the perceptual loss component on the overall model.

5.1.1 Generated Image Visualization

Checkerboard artifact refers to the grid-like pattern of varying color intensity that appears in generated images, resulting from uneven overlapping of deconvolution operations [ 20 ]. Figure 6 illustrates a comparison between the generated images of SSGAN before and after the introduction of pyramid connections. The left side of Fig. 6 shows the images generated by SSGAN without pyramid connections, while the right side shows the images generated by SSGAN with pyramid connections. It can be observed that the introduction of pyramid connections effectively alleviates the checkerboard artifacts.

Pyramid connection alleviates checkerboard artifacts

5.1.2 Evaluation of Generated Image Quality and Diversity

Table 1 presents the FID and IS scores of SSGAN, SSGAN without Perceptual Loss (PL), SSGAN without Pyramid Connection (PC) and SSGAN without Pyramid Connection and perceptual loss. The IS score measures the clarity and diversity of generated images, where a higher score indicates better performance. On the other hand, the FID score reflects the distance between generated and real images, with a lower score indicating better similarity.

According to Table 1 , the complete SSGAN achieved the best FID and IS scores, demonstrating that it generates images with the highest quality and diversity. The Perceptual Loss resulted in an FID reduction of 11 and an IS improvement of 1.58. The Pyramid Connection led to an FID reduction of 19.3 and an IS improvement of 1.7. The combination of perceptual loss and pyramid connections in SSGAN led to a decrease of 24.3 in FID and an increase of 2.17 in IS. This confirms the positive impact of both components in enhancing the overall performance of the model.

5.1.3 t-SNE Visualization

t-SNE is employed as a metric to assess the similarity between generated and original images in terms of their distribution. A well-clustered distribution of generated and original images in the t-SNE space indicates high-quality generated images. Moreover, if the generated images exhibit significant dispersion, it signifies a greater diversity in the generated image set. Figure 7 showcases the augmented results of several image classes in the “Flower” dataset.

T-SNE visualization results of ablation experiments

It can be observed that the generated images by SSGAN exhibit the highest overlap with the real images and demonstrate good dispersion. The SSGAN without perceptual loss generates images with lower dispersion, indicating a lower diversity in the generated image set. Similarly, the SSGAN without pyramid connection generates images with comparatively lower dispersion compared to the SSGAN.

5.2 Comparison Experiment

In this section, we trained the proposed method along with several classic approaches such as WGAN, SAGAN, DCGAN, and WGAN-GP on a small-sample dataset. We compared the augmented effects among these methods and demonstrated the effectiveness of the proposed approach. The augmented effects among these methods were compared, and the effectiveness of the proposed approach was demonstrated.

5.2.1 Generated Image Visualization

Figure 8 presents the generated images from several methods, providing an intuitive impression of their respective generation performances. It can be observed that SSGAN produces images with superior clarity, diversity, and finer details in terms of edges and textures compared to other methods. Following SSGAN, WGAN-GP and SAGAN exhibit relatively good generation results, while DCGAN and WGAN perform less favorably in generating high-quality images.

Visualization of generated images from several methods

5.2.2 t-SNE Visualization

The distribution of generated images in t-SNE space can reflect the quality and diversity of the images. A higher degree of overlap between the distributions of generated and original images in t-SNE space indicates higher image quality. Additionally, if the distribution of generated images itself exhibits good dispersion in t-SNE visualization, it indicates better diversity of generated images.

Figure 9 displays the t-SNE visualization results of the generated images by various methods on the “Flower” dataset. It can be observed that compared to other methods, SSGAN exhibits better dispersion in the distribution, indicating superior diversity in the generated images. Additionally, the distribution of SSGAN shows the highest degree of overlap with the distribution of the original data, confirming the highest quality of the generated images.

t-SNE Visualization of generated images from various methods

5.2.3 Quantitative Evaluation

We compared the generation performance of our proposed SSGAN with six classical GANs on the “Flower” dataset, and the results are shown in Table 2 , the optimal performance is highlighted in bold. Our SSGAN achieved state-of-the-art performance in terms of both FID and IS metrics. Specifically, the FID score decreased by 18.6 compared to the second-best method, and the IS score increased by 1.39 compared to the second-best method. This indicates that the images generated by SSGAN exhibit better clarity and diversity. Compared to other models, SSGAN has lower spatiotemporal complexity.

5.2.4 Classification Improvement

We utilized the augmented datasets to train the ResNet-18 [ 11 ] classifier and evaluated the improvement in classification performance. The training set of the augmented dataset consisted of two variations: 400 real images combined with 200 generated images, and 400 real images combined with 400 generated images. Table 3 presents the classification performance of the classifier trained on the augmented datasets using different methods, the optimal performance is highlighted in bold.

Our proposed SSGAN method demonstrates the best performance in enhancing the accuracy of downstream classification tasks. In both variations of the augmented datasets, it achieves state-of-the-art results in terms of Accuracy and Precision. Specifically, compared to the second-best method, SSGAN improves Accuracy by 2% and Precision by 2.3%.

5.3 Model Generalization

To demonstrate the generalization performance of our model, we applied several different methods to augment the “Animal” dataset and compared their generated results.

5.3.1 Generated Image Visualization

We randomly selected six images from each method’s generated image dataset for visualization, two images per class. The results are shown in the following figure.

Based on Fig. 10 , it is evident that the images generated by SSGAN exhibit the best clarity and edge texture features. WGAN-GP follows closely in performance.

Visualization of generated results by various GANs on the “Animal” dataset

5.3.2 Quantitative Evaluation

Similarly, we performed sample augmentation using various GAN methods on the Animal dataset and compared the corresponding generated images based on their FID and IS results. Please refer to Table 4 for detailed information, the optimal performance is highlighted in bold.

According to Table 4 , SSGAN also achieves state-of-the-art performance on the Animal dataset. Specifically, it exhibits a decrease of 6.6 in FID compared to the second-best method (WGAN-GP), and an increase of 3.2 in IS. This demonstrates the strong generalization capability of the proposed SSGAN method.

5.3.3 Classification improvement

We once again trained the ResNet-18 classifier using the augmented datasets generated by different methods and compared their performance. The results are shown in Table 5 , the optimal performance is highlighted in bold.

According to Table 5 , the classifier trained on the Animal dataset augmented by SSGAN achieved the best performance. It outperformed the second-best method, WGAN-GP, with improvements of 0.53% in Accuracy and 0.5% in Precision. The classifier’s overall performance on the Animal dataset was generally higher than on the Flower dataset. This can be attributed to the Animal dataset being a relatively simpler classification task. However, the performance improvement achieved through training on the augmented dataset was limited. This further demonstrates the good generalization performance of SSGAN.

5.4 Model Robustness

Robustness in deep learning refers to the model’s ability to maintain stability and effectiveness in the face of subtle modifications or perturbations to network parameters, as well as when input data is affected by noise (which may obscure critical information). Robustness evaluation is an important consideration to ensure that a model can maintain high performance when confronted with various data perturbations and noise. These approaches collectively contribute to evaluating the robustness of deep learning models:

Data Distribution Shift Assessment: In practical application scenarios, deep learning models may encounter data distributions that differ from those in their training data. Therefore, evaluating a model's robustness to data distribution shifts is of paramount importance. Our training data consists of noise that adheres to a normal distribution. To assess the model's performance across various distributions, we introduce noise conforming to different data distributions, such as Poisson distribution and random distribution, as input. This enables us to evaluate the model's performance under diverse distribution settings.

Noise and Interference Robustness Evaluation: Assessing the model’s robustness to various types of noise and interference is essential. Random noise can be added on top of the original input, and the model's performance change can be observed.

Sensitivity Analysis: Sensitivity analysis evaluates the model’s sensitivity to variations in input parameters. Analyzing the response of the model to small changes in input parameters helps understand the model's responsiveness to input variations. In SSGAN, we set hyperparameters μ and λ to 0.01 and 1, respectively. By perturbing the hyperparameter settings, the model's robustness can be assessed.

Based on the three aspects mentioned above, we conducted comparative experiments, and the experimental results are presented in Tables 6 and 7 .

Table 6 presents the performance of SSGAN when different distributions are used as inputs. It can be observed that using different data distributions as inputs has minimal impact on the model's performance. Additionally, adding random noise on top of the training data distribution also has very little effect on the model's performance. This demonstrates the robustness of the model to data distribution shifts and noise interference.

Table 7 shows the performance of SSGAN with different hyperparameter settings. It can be observed that the further the hyperparameters are set from their optimal values, the faster the model's performance decreases. However, the model continues to function normally without any crashes. This demonstrates that the model maintains stability and effectiveness when facing minor modifications and perturbations in network parameters, highlighting its robustness.

6 Discussion and Conclusion

In real-world scenarios, the problem of small samples in image datasets is widely prevalent. This limitation hinders the accuracy of recognition tasks, particularly in applications based on deep learning techniques such as fault image detection, critical medical image diagnosis, and endangered species recognition. Small sample image augmentation techniques can augment the image dataset, thereby improving the accuracy of downstream image learning tasks. Thus, these techniques hold significant research value.

The paper proposes a novel image small sample augmentation method called SSGAN based on semantic similarity. The key innovations are as follows:

The design of a relatively shallow GAN backbone structure to adapt to small sample sizes. This allows the model to effectively learn from limited data.

The introduction of a pyramid connection structure to enhance the model's feature extraction capability and alleviate the checkerboard artifact issue.

The optimization of the loss function using an image high-dimensional semantic feature filtering module, which enhances the model’s learning ability by focusing on important semantic features.

These innovations collectively contribute to the effectiveness of the SSGAN method in addressing the challenges posed by small sample sizes in image augmentation tasks. We conducted extensive ablation and comparative experiments on the “Flower” dataset. The results of the experiments demonstrate that SSGAN achieves state-of-the-art performance in the task of small sample image enhancement. It outperforms the best-known methods by improving the FID and IS metrics by 18.6 and 1.4, respectively. The dataset enhanced by SSGAN contributes to achieving state-of-the-art performance in downstream classification tasks, with a 2.2% increase in accuracy compared to the best-known methods. In addition, transfer experiments were conducted on the 'Animal' dataset, and promising results were achieved, demonstrating the good generalization performance of the model. Through comparative experiments, we demonstrated that the model exhibits good robustness. Due to hardware limitations, we did not perform augmentation experiments on high-resolution images. In the future, we will continue to research methods for augmenting small sample high-resolution images.

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Congcong Ma, Jiaqi Mi, Wanlin Gao & Sha Tao

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CM: Conceptualization, Methodology, Software, Visualization, Writing—Original Draft. JM: Data curation, Validation. WG: Formal analysis, Resources, Supervision, Writing—review & editing. ST: Formal analysis, Investigation, Supervision, Writing—review & editing.

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Ma, C., Mi, J., Gao, W. et al. SSGAN: A Semantic Similarity-Based GAN for Small-Sample Image Augmentation. Neural Process Lett 56 , 149 (2024). https://doi.org/10.1007/s11063-024-11498-z

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Accepted : 15 October 2023

Published : 16 April 2024

DOI : https://doi.org/10.1007/s11063-024-11498-z

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NASA’s Ingenuity Mars Helicopter Team Says Goodbye … for Now

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Jake Revesz, an electronic systems engineer at NASA Langley Research Center, is pictured here prepping a UAS for flight. Jake is kneeling on pavement working with the drone. He is wearing a t-shirt, khakis, and a hard hat.

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Nasa invites media to mars sample return update.

Abbey A. Donaldson

Nasa headquarters.

NASA will host a media teleconference at 1 p.m. EDT, Monday, April 15, to discuss the agency’s response to a Mars Sample Return Independent Review Board report from September 2023, including next steps for the program.

The teleconference will livestream at:

https://www.nasa.gov/nasatv

Mars Sample Return has been a major long-term goal of international planetary exploration for the past two decades. NASA’s Perseverance rover is collecting compelling science samples that will help scientists understand the geological history of Mars, the evolution of its climate, and prepare for future human explorers. The return of the samples will also help NASA’s search for signs of ancient life.

The media teleconference will share the agency’s recommendations regarding a path forward for Mars Sample Return within a balanced overall science program. The speakers include:

NASA Administrator Bill Nelson
Nicky Fox, associate administrator, Science Mission Directorate

Media who wish to participate in the teleconference should RSVP by 11 a.m. on April 15 by emailing [email protected] .

For more information on NASA’s Mars exploration, visit:

http://nasa.gov/mars

Dewayne Washington / Karen Fox Headquarters, Washington 202-358-1100 [email protected] / [email protected]

Related Terms

Mars Sample Return (MSR)

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Home » How To Write A Research Proposal – Step-by-Step [Template]

How To Write A Research Proposal – Step-by-Step [Template]

Table of Contents

How To Write a Research Proposal

Writing a Research proposal involves several steps to ensure a well-structured and comprehensive document. Here is an explanation of each step:

1. Title and Abstract

Choose a concise and descriptive title that reflects the essence of your research.
Write an abstract summarizing your research question, objectives, methodology, and expected outcomes. It should provide a brief overview of your proposal.

2. Introduction:

Provide an introduction to your research topic, highlighting its significance and relevance.
Clearly state the research problem or question you aim to address.
Discuss the background and context of the study, including previous research in the field.

3. Research Objectives

Outline the specific objectives or aims of your research. These objectives should be clear, achievable, and aligned with the research problem.

4. Literature Review:

Conduct a comprehensive review of relevant literature and studies related to your research topic.
Summarize key findings, identify gaps, and highlight how your research will contribute to the existing knowledge.

5. Methodology:

Describe the research design and methodology you plan to employ to address your research objectives.
Explain the data collection methods, instruments, and analysis techniques you will use.
Justify why the chosen methods are appropriate and suitable for your research.

6. Timeline:

Create a timeline or schedule that outlines the major milestones and activities of your research project.
Break down the research process into smaller tasks and estimate the time required for each task.

7. Resources:

Identify the resources needed for your research, such as access to specific databases, equipment, or funding.
Explain how you will acquire or utilize these resources to carry out your research effectively.

8. Ethical Considerations:

Discuss any ethical issues that may arise during your research and explain how you plan to address them.
If your research involves human subjects, explain how you will ensure their informed consent and privacy.

9. Expected Outcomes and Significance:

Clearly state the expected outcomes or results of your research.
Highlight the potential impact and significance of your research in advancing knowledge or addressing practical issues.

10. References:

Provide a list of all the references cited in your proposal, following a consistent citation style (e.g., APA, MLA).

11. Appendices:

Include any additional supporting materials, such as survey questionnaires, interview guides, or data analysis plans.

Research Proposal Format

The format of a research proposal may vary depending on the specific requirements of the institution or funding agency. However, the following is a commonly used format for a research proposal:

1. Title Page:

Include the title of your research proposal, your name, your affiliation or institution, and the date.

2. Abstract:

Provide a brief summary of your research proposal, highlighting the research problem, objectives, methodology, and expected outcomes.

3. Introduction:

Introduce the research topic and provide background information.
State the research problem or question you aim to address.
Explain the significance and relevance of the research.
Review relevant literature and studies related to your research topic.
Summarize key findings and identify gaps in the existing knowledge.
Explain how your research will contribute to filling those gaps.

5. Research Objectives:

Clearly state the specific objectives or aims of your research.
Ensure that the objectives are clear, focused, and aligned with the research problem.

6. Methodology:

Describe the research design and methodology you plan to use.
Explain the data collection methods, instruments, and analysis techniques.
Justify why the chosen methods are appropriate for your research.

7. Timeline:

8. Resources:

Explain how you will acquire or utilize these resources effectively.

9. Ethical Considerations:

If applicable, explain how you will ensure informed consent and protect the privacy of research participants.

10. Expected Outcomes and Significance:

11. References:

12. Appendices:

Research Proposal Template

Here’s a template for a research proposal:

1. Introduction:

2. Literature Review:

3. Research Objectives:

4. Methodology:

5. Timeline:

6. Resources:

7. Ethical Considerations:

8. Expected Outcomes and Significance:

9. References:

10. Appendices:

Research Proposal Sample

Title: The Impact of Online Education on Student Learning Outcomes: A Comparative Study

1. Introduction

Online education has gained significant prominence in recent years, especially due to the COVID-19 pandemic. This research proposal aims to investigate the impact of online education on student learning outcomes by comparing them with traditional face-to-face instruction. The study will explore various aspects of online education, such as instructional methods, student engagement, and academic performance, to provide insights into the effectiveness of online learning.

2. Objectives

The main objectives of this research are as follows:

To compare student learning outcomes between online and traditional face-to-face education.
To examine the factors influencing student engagement in online learning environments.
To assess the effectiveness of different instructional methods employed in online education.
To identify challenges and opportunities associated with online education and suggest recommendations for improvement.

3. Methodology

3.1 Study Design

This research will utilize a mixed-methods approach to gather both quantitative and qualitative data. The study will include the following components:

3.2 Participants

The research will involve undergraduate students from two universities, one offering online education and the other providing face-to-face instruction. A total of 500 students (250 from each university) will be selected randomly to participate in the study.

3.3 Data Collection

The research will employ the following data collection methods:

Quantitative: Pre- and post-assessments will be conducted to measure students’ learning outcomes. Data on student demographics and academic performance will also be collected from university records.
Qualitative: Focus group discussions and individual interviews will be conducted with students to gather their perceptions and experiences regarding online education.

3.4 Data Analysis

Quantitative data will be analyzed using statistical software, employing descriptive statistics, t-tests, and regression analysis. Qualitative data will be transcribed, coded, and analyzed thematically to identify recurring patterns and themes.

4. Ethical Considerations

The study will adhere to ethical guidelines, ensuring the privacy and confidentiality of participants. Informed consent will be obtained, and participants will have the right to withdraw from the study at any time.

5. Significance and Expected Outcomes

This research will contribute to the existing literature by providing empirical evidence on the impact of online education on student learning outcomes. The findings will help educational institutions and policymakers make informed decisions about incorporating online learning methods and improving the quality of online education. Moreover, the study will identify potential challenges and opportunities related to online education and offer recommendations for enhancing student engagement and overall learning outcomes.

6. Timeline

The proposed research will be conducted over a period of 12 months, including data collection, analysis, and report writing.

The estimated budget for this research includes expenses related to data collection, software licenses, participant compensation, and research assistance. A detailed budget breakdown will be provided in the final research plan.

8. Conclusion

This research proposal aims to investigate the impact of online education on student learning outcomes through a comparative study with traditional face-to-face instruction. By exploring various dimensions of online education, this research will provide valuable insights into the effectiveness and challenges associated with online learning. The findings will contribute to the ongoing discourse on educational practices and help shape future strategies for maximizing student learning outcomes in online education settings.

About the author

Muhammad Hassan

Researcher, Academic Writer, Web developer

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Thousands of strange white rocks found on Mars. Will they ever be brought to Earth?

"These are very unusual rocks and we're trying to figure out what's been going on."

NASA's Perseverance Mars rover used its dual-camera Mastcam-Z imager to capture this image of "Santa Cruz," a hill within Jezero Crater, on April 29, 2021.

Mars' rusty red surface may have given it its famous "Red Planet" status, but it would also appear that thousands of white rocks are strangely littered on the Martian ground. NASA's Perseverance rover, a robotic geologist that has been exploring the Jezero Crater since early 2021, puzzled scientists when it delivered images of over 4,000 light-toned, pebble-sized rocks scattered all over the crater floor.

"These are very unusual rocks and we're trying to figure out what's been going on," Candice Bedford, a planetary scientist at Purdue University in Indiana and a member of the Mars 2020 science team, said at the Lunar and Planetary Science Conference (LSPC) last month.

The announcement comes as NASA wraps up an architectural review of returning Martian rocks to Earth as part of the agency's ambitious Mars Sample Return (MSR) program.

Related: NASA's Perseverance rover captures 360-degree view of Mars' Jezero Crater (video)

The imaged white rocks are what scientists refer to as "floats," meaning they have been removed and transported from their original habitats; some are smooth with pits while others appear to be an amalgamation of multiple layers. Initial analyses, conducted with Perseverance's onboard instruments, revealed the rocks are dehydrated — not only in water content, but also in other minerals including iron, magnesium, calcium and sodium. "These are pretty depleted in a lot of things," Bedford said.

The team is particularly interested in the origins of these unusual rocks as their sources can reveal clues about the Red Planet's past, including precisely when water would've flooded the Jezero crater, which we see as an arid stretch of land today. Despite spotting more than 4,000 such rocks, Perseverance hasn't managed to see even a hint of what's known as an "outcrop" related to the rocks, which is essentially a bedrock of similar properties that'd jut out of the Martian surface.

The rocks' dehydrated nature suggests they were heated and metamorphosed by either lava flows or asteroid impacts elsewhere on Mars and later dumped onto the crater floor, said Bedford. Whatever the specific process may have been, she and her team suspect it would have occurred relatively recently in terms of Jezero Crater's geologic history.

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The Perseverance rover, which has driven more than 15 miles (24.8 kilometers) since its arrival on Mars, celebrated 1,000 days of science last December, which also marked the official completion of the mission it was originally designed to do. It has now filled 26 of its 43 Mars rock sample tubes, mission team members shared at LPSC. "Each sample has innumerable grains that we could potentially study for forever, essentially," said Benjamin Weiss, a professor of planetary sciences at the Massachusetts Institute of Technology and a member of the Mars 2020 team.

As part of a bonus mission that kicked off this spring, Bedford said Perseverance began inching its way toward the Jezero Crater rim, and its long-distance camera has already imaged more light-toned rocks scattered in that area as well.

Headed west! I'm navigating around rocky, challenging terrain on my way to the Jezero Crater rim. Follow my travels: https://t.co/PWbwFLzKre pic.twitter.com/3dkCyW6vzm January 12, 2024

All of these puzzling rocks, however, are not the only reason why scientists are eager to get Perseverance to the crater rim and possibly beyond. There, they believe a unique geology exists, one that hasn't yet been encountered within the crater floor. That includes pre-Jezero rocks that may have records of the formation of Mars' crust and early climate. It may even hold evidence of biosignatures.

Scientists are currently tagging a variety of interesting sampling locations while mapping the rim itself in more detail, said Lisa Mayhew, a research associate at the University of Colorado, Boulder. Of much interest to scientists is a terrain adjacent to Jezero crater called Nili Planum, whose rocks they think would have formed in warm conditions during a time when life most likely evolved — if it ever existed on the now-barren world, that is. Sampling such rocks "would provide huge added scientific value to the cache that's already existing on Perseverance," said Mayhew.

That scientific value, however, can only be fully realized after those rocks are returned to Earth .

Scientists need to time-date them using equipment on Earth, without which they wouldn't have a precise timeline for when the Red Planet was habitable and when it became parched. "It doesn't overstate to say it will revolutionize our understanding of Mars," said Weiss.

Questions remain about the MSR program, which NASA is spearheading, including when and how the agency plans to return collected samples to Earth. Last October, NASA commissioned a response team (MIRT) to evaluate alternative approaches to MSR after an independent review board (IRB) found the current architecture would lead to overruns in cost and schedule.

— Perseverance rover celebrates 1,000 Mars days on the Red Planet

— Strange underground polygons on Mars hint at Red Planet's wet past

— How Perseverance rover captured its youngest samples from Mars' Dream Lake (video)

"Much of the work is already complete," said Meenakshi Wadhwa, a planetary scientist at Arizona State University and MSR's principal scientist. The MIRT's recommendation report for a new approach was expected by the end of March, followed by a revised plan and budget by NASA sometime in April, she said.

The agency's fiscal year 2025 budget proposal, made public March 11 , allocated $2.7 billion for planetary science but the funding for MSR remained "TBD." NASA's budget this year and next will be announced in April after the MIRT review is completed, NASA Administrator Bill Nelson told reporters at the time .

Join our Space Forums to keep talking space on the latest missions, night sky and more! And if you have a news tip, correction or comment, let us know at: [email protected].

Sharmila Kuthunur is a Seattle-based science journalist covering astronomy, astrophysics and space exploration. Follow her on X @skuthunur.

SpaceX's giant Starship will be 500 feet tall for Mars missions, Elon Musk says (video)

NASA's Curiosity Mars rover begins exploring possible dried-up Red Planet river

SpaceX launching 23 Starlink satellites from Florida this evening

Meet the Mars Samples: Comet Geyser (Sample 24)

Meet the 24th Martian sample collected by NASA's Mars Perseverance rover – "Comet Geyser," a sample taken from a region of Jezero Crater that is especially rich in carbonate, a mineral linked to habitability. When the rover used its abrasion bit to grind away the surface of the rock, cameras showed interesting and diverse textures. It also spotted silica and carbonate, minerals that scientists know have the highest potential to preserve signs of ancient life on Earth. Could it have preserved signs of ancient life on Mars?

As of early April 2024, the Perseverance rover has collected and sealed 24 scientifically selected samples inside pristine tubes as part of the Mars Sample Return campaign. The next stage is to get them to Earth for study.

Considered one of the highest priorities by the scientists in the Science and Astrobiology Decadal Survey 2023-2032, Mars Sample Return would be the first mission to return samples from another planet and provides the best opportunity to reveal the early evolution of Mars, including the potential for ancient life. NASA is teaming with ESA (European Space Agency) on this important endeavor.

A key objective for Perseverance's mission on Mars is astrobiology, including the search for signs of ancient microbial life. The rover will characterize the planet's geology and past climate, pave the way for human exploration of the Red Planet, as well as be the first mission to collect and cache Martian rock and regolith (broken rock and dust).

Read about all the carefully selected samples: https://mars.nasa.gov/mars-rock-samples

Learn more about the Mars Sample Return campaign: https://mars.nasa.gov/msr

MARS ROCK SAMPLES

SAMPLE 24: COMET GEYSER

LOCATION: BUNSEN PEARK, MARGIN UNIT

Samantha Gwizd : Sample 24 is called “Comet Geyser,” and we collected it from the “Bunsen Peak” rock on the Margin Unit.

The Comet Geyser sample is really exciting for several reasons. This rock is dominated by silica and carbonate. These phases are known on Earth to be good at preserving biosignatures.

Carbonate is a phase that forms in association with fluids such as water, which is really important in our search for evidence for past life on Mars.

It’s still a little bit of a mystery what this rock is. There are interesting textures that could be consistent with either an igneous rock or a sedimentary rock.

SAMANTHA GWIZD GEOLOGIST & SCIENCE OPERATIONS - MARS PERSEVERANCE ROVER

And that’s what makes it so exciting to us as scientists is because we get to put our thinking caps on and really try to solve this puzzle.

3840 x 2160

Apr 11, 2024

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Here is an explanation of each step: 1. Title and Abstract. Choose a concise and descriptive title that reflects the essence of your research. Write an abstract summarizing your research question, objectives, methodology, and expected outcomes. It should provide a brief overview of your proposal. 2.
Thousands of strange white rocks found on Mars. Will they ever be
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3840 x 2160. Meet the 24th Martian sample collected by NASA's Mars Perseverance rover - "Comet Geyser," a sample taken from a region of Jezero Crater that is especially rich in carbonate, a mineral linked to habitability. When the rover used its abrasion bit to grind away the surface of the rock, cameras showed interesting and diverse ...