Merve

Ahmet

Tolga

Modeling Automobile Sales in Turkiye with  Regression-Based Machine Learning Algorithms

Gökçe

The Ethical Dimension of Artificial Intelligence

Gülsüm

Istanbul’s Community Mobility Changes During the  COVID-19 Pandemic: A Spatial Analysis

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Journal of Data Applications is open access, internationally refereed, scientific journal published electronically twice a year (in April and October) within the body of Istanbul University Faculty of Economics Management Information Systems. The journal follows the double-blind peer-review process. The publication language of the journal is English. No processing fee or publication fee is requested for the articles sent to the journal.

Zeki

Assist. Prof.

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Journal of Data Applications

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Editor in Chief

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In parallel with the developing and widespread use of information and communication technologies, the amount of data produced daily is increasing. The Journal of Data Applications aims to contribute to the development of applied data science studies, which aim to obtain meaningful information from data and reveal hidden patterns and patterns in data, thus contributing to the development of studies in this field.Journal of Data Applications accepts computational and applied scientific studies such as original research, compilation, and report on the field of data collection, storage, transmission, preprocessing, analysis, visualization, and interpretation of data, especially statistics, artificial intelligence, machine learning, deep learning, and data mining applications. In this context, the Journal of Data Applications has no discipline and application restrictions.Scope of the Journal of Data Applications collapses from all disciplines in various fields such as information retrieval and extraction, clustering, predicting and forecasting applications, decision support systems, recommendation systems, image, sound and pattern recognition, and processing, natural language processing, signal processing, computer vision, big data processing, time series analysis includes various application studies from all disciplines in areas such as sentiment analysis, social media analysis, fraud and anomaly detection.

Aim and Scope

The journal is committed to upholding the highest standards of publication ethics and pays regard to Principles of Transparency and Best Practice in Scholarly Publishing published by the <a href="https://publicationethics.org/" target="_blank">Committee on Publication Ethics (COPE)</a>, the <a href="https://doaj.org/apply/transparency/#principles-of-transparency-and-best-practice-in-scholarly-publishing" target="_blank">Directory of Open Access Journals (DOAJ)</a>, the <a href="https://oaspa.org/" target="_blank">Open Access Scholarly Publishers Association (OASPA)</a>, and the <a href="https://www.wame.org/" target="_blank">World Association of Medical Editors (WAME)</a> on <a href="https://publicationethics.org/resources/guidelines-new/principles-transparency-and-best-practice-scholarly-publishing" target="_blank">https://publicationethics.org/resources/guidelines-new/principles-transparency-and-best-practice-scholarly-publishing</a> The subjects covered in the manuscripts submitted to the Journal for publication must be in accordance with the aim and scope of the Journal. Only those manuscripts approved by every individual author and that were not published before in or sent to another journal, are accepted for evaluation. Changing the name of an author (omission, addition or order) in papers submitted to the Journal requires written permission of all declared authors. Plagiarism, duplication, fraud authorship/denied authorship, research/data fabrication, salami slicing/salami publication, breaching of copyrights, prevailing conflict of interest are unethical behaviors. All manuscripts not in accordance with the accepted ethical standards will be removed from the publication. This also contains any possible malpractice discovered after the publication. Plagiarism Submitted manuscripts that pass preliminary control are scanned for plagiarism using iThenticate software. If plagiarism/self-plagiarism will be found authors will be informed. Editors may resubmit manuscript for similarity check at any peer-review or production stage if required. High similarity scores may lead to rejection of a manuscript before and even after acceptance. Depending on the type of article and the percentage of similarity score taken from each article, the overall similarity score is generally expected to be less than 15 or 20%. Double Blind Peer-Review After plagiarism check, the eligible ones are evaluated by the editors-in-chief for their originality, methodology, the importance of the subject covered and compliance with the journal scope. The editor provides a fair double-blind peer review of the submitted articles and hands over the papers matching the formal rules to at least two national/international referees for evaluation and gives green light for publication upon modification by the authors in accordance with the referees’ claims.

Policies

Journal of Data Applications is an open access journal which means that all content is freely available without charge to users. Except for commercial purposes, users are allowed to read, download, copy, print, search, or link to the full texts of the articles in this journal without asking prior permission from the publisher or the author.The articles in Journal of Data Applications are open access articles licensed under the terms of the Creative Commons Attribution-NonCommercial 4.0 International License (CC BY-NC 4.0)(<a href="https://creativecommons.org/licenses/by-nc/4.0/deed.en" target="_blank">https://creativecommons.org/licenses/by-nc/4.0/deed.en</a>).

All expenses of the journal are covered by the Istanbul University. Processing and publication are free of charge with the journal. There is no article processing charges or submission fees for any submitted or accepted articles.

Authors publishing with Journal of Data Applications retain the copyright to their work, licensing it under the Creative Commons Attribution-NonCommercial 4.0 International (<a href="https://creativecommons.org/licenses/by-nc/4.0/deed.en" target="_blank">CC BY-NC 4.0</a>) license and grant the publisher non-exclusive right to publish the work.

Editor should consider publishing correction if minor errors that do not effect the results, interpretations and conclusions of the published paper are detected. Editor should consider retraction if major errors and/or misconduction that invalidate results and conclusions are detected. Editor should consider issuing an expression of concern if there is evidence of research or publication misconduct by the authors; there is evidence that the findings are not reliable and institutions of the authors do not investigate the case or the possible investigation seems to be unfair or nonconclusive. The guidelines of <a href="https://publicationethics.org/resources/flowcharts/complete-set-english" target="_blank">COPE</a> and <a href="https://www.icmje.org/recommendations/" target="_blank">ICJME</a> are taken into consideration regarding correction, retractions or expression of concern.

To guarantee that all papers published in the journal are maintained and permanently accessible, articles are stored in Dergipark which serves as a national archival web site and at the same time permits LOCKSS to collect, preserve, and serve the content.Additionally, authors are encouraged to self-archive the final PDF version of their articles in open electronic archives with that conform to standards of Open Archives Initiative (<a href="https://www.openarchives.org/" target="_blank">https://www.openarchives.org/</a>). Authors should provide a link from the deposited version to the URL of IUPress journal website.

Journal of Data Applications is committed to upholding the highest standards of publication ethics and pays regard to Principles of Transparency and Best Practice in Scholarly Publishing published by the <a href="https://publicationethics.org/" target="_blank">Committee on Publication Ethics (COPE)</a>, the <a href="https://doaj.org/apply/transparency/#principles-of-transparency-and-best-practice-in-scholarly-publishing" target="_blank">Directory of Open Access Journals (DOAJ)</a>, the <a href="https://oaspa.org/" target="_blank">Open Access Scholarly Publishers Association (OASPA)</a>, and the <a href="https://www.wame.org/" target="_blank">World Association of Medical Editors (WAME)</a> on <a href="https://publicationethics.org/resources/guidelines-new/principles-transparency-and-best-practice-scholarly-publishing" target="_blank">https://publicationethics.org/resources/guidelines-new/principles-transparency-and-best-practice-scholarly-publishing</a> All submissions must be original, unpublished (including as full text in conference proceedings), and not under the review of any other publication synchronously. Each manuscript is reviewed by one of the editors and at least two referees under double-blind peer review process. Plagiarism, duplication, fraud authorship/denied authorship, research/data fabrication, salami slicing/salami publication, breaching of copyrights, prevailing conflict of interest are unethical behaviors.All manuscripts not in accordance with the accepted ethical standards will be removed from the publication. This contains any possible malpractice discovered after the publication.

Ethics

Journal of Data Applications adheres to the highest standards in research ethics and follows the principles of international research ethics as defined below. The authors are responsible for the compliance of the manuscripts with the ethical rules.<ul><li>Principles of integrity, quality and transparency should be sustained in designing the research, reviewing the design and conducting the research.</li><li>The research team and participants should be fully informed about the aim, methods, possible uses and requirements of the research and risks of participation in research.</li><li>The confidentiality of the information provided by the research participants and the confidentiality of the respondents should be ensured. The research should be designed to protect the autonomy and dignity of the participants.</li><li>Research participants should participate in the research voluntarily, not under any coercion.</li><li>Any possible harm to participants must be avoided. The research should be planned in such a way that the participants are not at risk.</li><li>The independence of research must be clear; and any conflict of interest or must be disclosed.</li><li>In experimental studies with human subjects, written informed consent of the participants who decide to participate in the research must be obtained. In the case of children and those under wardship or with confirmed insanity, legal custodian’s assent must be obtained.</li><li>If the study is to be carried out in any institution or organization, approval must be obtained from this institution or organization.</li><li>In studies with human subject, it must be noted in the method’s section of the manuscript that the informed consent of the participants and ethics committee approval from the institution where the study has been conducted have been obtained.</li></ul>

It is authors’ responsibility to ensure that the article is in accordance with scientific and ethical standards and rules. Authors must ensure that submitted work is original. They must certify that the manuscript has not previously been published elsewhere or is not currently being considered for publication elsewhere, in any language. Applicable copyright laws and conventions must be followed. Copyright material (e.g. tables, figures or extensive quotations) must be reproduced only with appropriate permission and acknowledgement. Any work or words of other authors, contributors, or sources must be appropriately credited and referenced.All the authors of a submitted manuscript must have direct scientific and academic contribution to the manuscript. The author(s) of the original research articles is defined as a person who is significantly involved in “conceptualization and design of the study”, “collecting the data”, “analyzing the data”, “writing the manuscript”, “reviewing the manuscript with a critical perspective” and “planning/conducting the study of the manuscript and/or revising it”. Fund raising, data collection or supervision of the research are not sufficient for being accepted as an author. The author(s) must meet all these criteria described above. The order of names in the author list of an article must be a co-decision and it must be indicated in the <a href="https://cdn.istanbul.edu.tr/file/JTA6CLJ8T5/981EDC3A9A9A4F1E8B136F0B1A7B2CA6" target="_blank">Copyright Agreement Form</a>.The individuals who do not meet the authorship criteria but contributed to the study must take place in the acknowledgement section. Individuals providing technical support, assisting writing, providing a general support, providing material or financial support are examples to be indicated in acknowledgement section.All authors must disclose all issues concerning financial relationship, conflict of interest, and competing interest that may potentially influence the results of the research or scientific judgment. When an author discovers a significant error or inaccuracy in his/her own published paper, it is the author’s obligation to promptly cooperate with the Editor-in-Chief to provide retractions or corrections of mistakes.All authors are responsible for making all changes requested by the referees. Manuscripts that do not fulfill the referee's correction requests will not be published. Manuscripts that do not fulfill the referee evaluations within the specified time will be rejected.

Editor-in-Chief evaluates manuscripts for their scientific content without regard to ethnic origin, gender, citizenship, religious belief or political philosophy of the authors. He/She provides a fair double-blind peer review of the submitted articles for publication and ensures that all the information related to submitted manuscripts is kept as confidential before publishing.Editor-in-Chief is responsible for the contents and overall quality of the publication. He/She must publish errata pages or make corrections when needed.Editor-in-Chief does not allow any conflicts of interest between the authors, editors and reviewers. Only he has the full authority to assign a reviewer and is responsible for final decision for publication of the manuscripts in the Journal.Reviewers must have no conflict of interest with respect to the research, the authors and/or the research funders. Their judgments must be objective.Reviewers must ensure that all the information related to submitted manuscripts is kept as confidential and must report to the editor if they are aware of copyright infringement and plagiarism on the author’s side.A reviewer who feels unqualified to review the topic of a manuscript or knows that its prompt review will be impossible should notify the editor and excuse himself from the review process.The editor informs the reviewers that the manuscripts are confidential information and that this is a privileged interaction. The reviewers and editorial board cannot discuss the manuscripts with other persons. The anonymity of the referees must be ensured. In particular situations, the editor may share the review of one reviewer with other reviewers to clarify a particular point.

Only those manuscripts approved by its every individual author and that were not published before in or sent to another journal, are accepted for evaluation.Submitted manuscripts that pass preliminary control are scanned for plagiarism using iThenticate software. After plagiarism check, the eligible ones are evaluated by editor-in-chief for their originality, methodology, the importance of the subject covered and compliance with the journal scope.The editor hands over the papers matching the formal rules to at least two national/international referees for double-blind peer review evaluation and gives green light for publication upon modification by the authors in accordance with the referees’ claims.

Peer Review

Editor-in-Chief evaluates manuscripts for their scientific content without regard to ethnic origin, gender, sexual orientation, citizenship, religious belief or political philosophy of the authors. He/She provides a fair double-blind peer review of the submitted articles for publication and ensures that all the information related to submitted manuscripts is kept as confidential before publishing.Editor-in-Chief is responsible for the contents and overall quality of the publication. He/She must publish errata pages or make corrections when needed.Editor-in-Chief does not allow any conflicts of interest between the authors, editors and reviewers. Only he has the full authority to assign a reviewer and is responsible for final decision for publication of the manuscripts in the Journal.Reviewers must have no conflict of interest with respect to the research, the authors and/or the research funders. Their judgments must be objective.Reviewers must ensure that all the information related to submitted manuscripts is kept as confidential and must report to the editor if they are aware of copyright infringement and plagiarism on the author’s side.A reviewer who feels unqualified to review the topic of a manuscript or knows that its prompt review will be impossible should notify the editor and excuse himself from the review process.The editor informs the reviewers that the manuscripts are confidential information and that this is a privileged interaction. The reviewers and editorial board cannot discuss the manuscripts with other persons. The anonymity of the referees must be ensured. In particular situations, the editor may share the review of one reviewer with other reviewers to clarify a particular point.

Only those manuscripts approved by its every individual author and that were not published before in or sent to another journal, are accepted for evaluation.Submitted manuscripts that pass preliminary control are scanned for plagiarism using iThenticate software. After plagiarism check, the eligible ones are evaluated by editor-in-chief for their originality, methodology, the importance of the subject covered and compliance with the journal scope. Editor-in-chief evaluates manuscripts for their scientific content without regard to ethnic origin, gender, sexual orientation, citizenship, religious belief or political philosophy of the authors and ensures a fair double-blind peer review of the selected manuscripts.The selected manuscripts are sent to at least two national/international referees for evaluation and publication decision is given by editor-in-chief upon modification by the authors in accordance with the referees’ claims.Editor-in-chief does not allow any conflicts of interest between the authors, editors and reviewers and is responsible for final decision for publication of the manuscripts in the Journal. Reviewers’ judgments must be objective.Reviewers’ comments on the following aspects are expected while conducting the review.- Does the manuscript contain new and significant information?- Does the abstract clearly and accurately describe the content of the manuscript?- Is the problem significant and concisely stated?- Are the methods described comprehensively?- Are the interpretations and conclusions justified by the results?- Are references made to other works in the field adequate?- Is the language acceptable?Reviewers must ensure that all the information related to submitted manuscripts is kept as confidential and they must report to the editor if they are aware of copyright infringement and plagiarism on the author’s side.A reviewer who feels unqualified to review the topic of a manuscript or knows that its prompt review will be impossible should notify the editor and excuse himself from the reviewing process.The editor informs the reviewers that the manuscripts are confidential and that this is a privileged interaction. The reviewers and members of editorial board cannot discuss the manuscripts with other persons. The anonymity of the referees is important.The peer review process of the articles sent to the journal is determined as 3 months at the most.The editor may appoint a new referee to the study when he/she deems it necessary.

The manuscript is to be submitted online via <a href="https://dergipark.org.tr/en/journal/3939/submission/step/manuscript/new" target="_blank">DergiPark System</a>. Please <a href="https://cdn.istanbul.edu.tr/file/JTA6CLJ8T5/D31DF2A84F6A4CAABC356E9D316DC4B9" target="_blank">click</a> to download the JDA manuscript template.<div>1.    The manuscript has a minimum of 5000 words and a maximum of 20 pages without a References Section.</div><div> 2.    The manuscript should be in A4 paper standards: having 2.5 cm margins from right, left, bottom, and top, Times New Roman font style in 11 font size, and single line spacing. Due to double-blind peer review, the main manuscript document must not include any author information.</div><div> 3.    A Title Page must be submitted with the manuscript, including the followings: The title of the manuscript.</div><div> All authors’ names and affiliations (institution, faculty/department, city, country), e-mail addresses, and ORCIDs. Information of the corresponding author (in addition to the author's information e-mail address, open correspondence address, and mobile phone number).</div><div> Financial support.</div><div> Conflict of interest.</div><div> Acknowledgment.</div><div> 4.    Submitted manuscripts must have an abstract between 200 and 250 words before the introduction, summarizing the scope, the purpose, the results of the study, and the methodology used. Under the abstracts, a minimum of 3 and a maximum of 5 keywords that inform the reader about the content of the study should be specified.</div><div> 5.    The manuscripts should contain mainly these components: Abstract (and Keywords), Introduction, Literature Review, Discussion and Conclusion, Acknowledgment (if it exists) (Conflict of Interest (if it exists), Financial Support (if it exists)), References, Appendix (if it exists). The authors may add necessary sections such as Method, Findings, etc.</div><div> 6.    Tables and figures can be given with a number and a caption. Every Figure or Table must be “called out” within the text of your article in numerical order with no abbreviations.</div><div> 7.    References should be prepared by American Psychological Association (APA) 7 reference system.</div><div> 8.    Authors are responsible for all statements made in their work submitted to the journal for publication.</div>9. If the Ethics Committee Report is required, it should be submitted, and the date and number of the ethics committee report should be stated in the manuscript. Otherwise, a word file containing a statement explaining why the Ethics Committee Report was not submitted must be uploaded to the system for the study. This statement will then be added to the end of your article.

Author Guidelines

Journal of Data Applications complies with <a href="https://apastyle.apa.org/style-grammar-guidelines/references/examples" target="_blank">APA (American Psychological Association) style 7th Edition</a> for referencing and in-text citations. References should be listed in alphabetical order. Accuracy of citations is the author’s responsibility. All references should be cited in the text. It is strongly recommended that authors may use Reference Management Software such as Zotero, Mendeley, etc.

<a href="https://cdn.istanbul.edu.tr/file/JTA6CLJ8T5/A191C2A236F6458AAB2B73AD3C46C94B" target="_blank">Copyright Agreement Form</a><a href="https://cdn.istanbul.edu.tr/file/JTA6CLJ8T5/2E81CA95D31447E496BE5DA0D1257775" target="_blank">Author Form</a><a href="https://cdn.istanbul.edu.tr/file/JTA6CLJ8T5/99FBB64DF46747D59FBF390968166688" target="_blank">Title Page</a>

Ensure that the following items are present:<ul type="disc"> <li>The title page is prepared according to the journal rules.</li> <li>The study has not been submitted to any other journal.</li> <li>The study was checked in terms of English.</li> <li>The study was written by paying attention to the full-text writing rules determined by the journal.</li> <li>The references are arranged by the APA-7 reference system.</li> <li>The Copyright Agreement Form is uploaded.</li> <li>The Author Contribution Form has been uploaded.</li> <li>Permission of previously published copyrighted material (text-picture-table) if used in the present manuscript.</li> <li>Ethics Committee Report (if necessary) is uploaded, and the ethics committee report date and number are given in the study text. Otherwise, please upload a word file to the system explaining why the ethics committee report was not submitted for this study. This statement will then be added to the end of your article.</li> <li>Reviewing journal policies.</li> <li>All authors have read and approved the latest version of the manuscript.</li></ul>

Journal of Data Applications

EARLY VIEW

Modeling Automobile Sales in Turkiye with Regression-Based Machine Learning Algorithms

The Ethical Dimension of Artificial Intelligence

Istanbul’s Community Mobility Changes During the COVID-19 Pandemic: A Spatial Analysis

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