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Content-based and algorithmic classifications of journals: Perspectives on the dynamics of scientific communication and indexer effects

Ismael Rafols, Loet Leydesdorff
2009 Journal of the American Society for Information Science and Technology  
The aggregated journal-journal citation matrix-based on the Journal Citation Reports (JCR) of the Science Citation Index-can be decomposed by indexers and/or algorithmically.  ...  Because of the indexer effects, science policy studies and the sociology of science should be careful when using content-based classifications, which are made for bibliographic disclosure, and not for  ...  Acknowledgements We are grateful to the following colleagues for providing data and assistance: Wolfgang Glänzel provided us with the attribution of the SOOI categories to the journals; Martin Rosvall  ... 
doi:10.1002/asi.21086 fatcat:3pilrupnevg2jj2smcqy45qoei

Visualization and analysis of SCImago Journal & Country Rank structure via journal clustering

Antonio J. Gómez-Núñez, Benjamin Vargas-Quesada, Zaida Chinchilla-Rodríguez, Vladimir Batagelj, Félix Moya-Anegón
2016 Aslib Journal of Information Management  
Findings The resultant scientogram displays the SJR structure through a set of communities equivalent to SJR categories that represent the subject contents of the journals they cover.  ...  The integration of the three measures along with performance of the VOS community detection algorithm gave a balanced set of clusters.  ...  Rafols and Leydesdorff (2009) carried out a comparative analysis of four classification systems: two generated by indexers -that is, content-based-and two by means of automatic clustering algorithms decomposing  ... 
doi:10.1108/ajim-12-2015-0205 fatcat:qj27n2oq55ec5k6dhhjcfjw7ca

Construction of a Pragmatic Base Line for Journal Classifications and Maps Based on Aggregated Journal-Journal Citation Relations [article]

Loet Leydesdorff, Lutz Bornmann, Ping Zhou
2016 arXiv   pre-print
Using the Journal Citation Reports 2014 of the Science Citation Index and the Social Science Citation Index (n of journals = 11,149), we examine options for developing a new system based on journal classifications  ...  A number of journal classification systems have been developed in bibliometrics since the launch of the Citation Indices by the Institute of Scientific Information (ISI) in the 1960s.  ...  Acknowledgement We thank Thomson-Reuters for providing us with the JCR data.  ... 
arXiv:1604.02716v4 fatcat:hbs6mcxwrbctfeaz7i25awy7gu

Similarity network fusion for scholarly journals [article]

Federica Baccini, Lucio Barabesi, Alberto Baccini, Mahdi Khelfaoui, Yves Gingras
2021 arXiv   pre-print
Similarities among journals are initially represented by means of a three-layer network based on co-citations, common authors and common editors.  ...  This result suggests that the role of editors as gatekeepers of journals is the most relevant in defining the boundaries of scholarly communities.  ...  [2] reviewed many classifications based on citations among journals; Khelfaoui and Gingras [3] proposed a categorization of physics journals based on the single-layer network of co-citations; Katchanov  ... 
arXiv:2011.06795v2 fatcat:iw6u3axi7raevjvrqr6mb7hlli

Mapping the field of Algorithmic Journalism

Konstantin Nicholas Dörr
2015 Digital Journalism  
The second part of the paper focuses on the economic potential of NLG in journalism as well as indicating its institutionalization on an organizational level.  ...  Overall, NLG is explained within the framework of algorithmic selection and along its technological functionality.  ...  journalism,"!"automated!journalism,"!"algorithmic!journalism,"! or! "machine`written! journalism"! dominate! the! media! and! scientific! discourse! (Anderson! 2012 (Anderson! !and!2013 .!Due!to!the!  ... 
doi:10.1080/21670811.2015.1096748 fatcat:qe6ahlaxsjclblxkr5p67iw47q

The Dynamics of Triads in Aggregated Journal-Journal Citation Relations: Specialty Developments at the Above-Journal Level [article]

Wouter de Nooy, Loet Leydesdorff
2015 arXiv   pre-print
The strongest integration is found among the large journals that report on studies in different scientific specialties, such as PLoS ONE, Nature Communications, Nature, and Science.  ...  An advantage of the bottom-up method is that no ex ante classification of journals is assumed in the dynamic analysis.  ...  Acknowledgement We thank Thomson-Reuters for providing us with the JCR data.  ... 
arXiv:1504.05840v2 fatcat:oo5j5jefd5dtragenomdgy75mm

The Citation Impact of German Sociology Journals: Some Problems with the Use of Scientometric Indicators in Journal and Research Evaluations

Loet Leydesdorff, Staša Milojević
2015 Soziale Welt  
Second, the citation distributions are heavily skewed because of the so-called Matthew effect (Merton) of cumulative advantages; one should not use quasi-averages (such as the IF) given this skewness.  ...  We analyze the citation impacts ('cited') and citation practices ('citing') of sociological journals which publish mainly in German, and discuss major drawbacks of using the journal impact factor (IF)  ...  The ISI produces three separate citation indexes based on disciplinary affiliations: the Science Citation Index (SCI), Social Science Citation Index (SSCI), and Arts and Humanities Citation Index (A&HCI  ... 
doi:10.5771/0038-6073-2015-2-193 fatcat:7thjxl6zbjhbzhdcx4q2ie4qpu

Inter‐Journal Knowledge Map using Citation Information and Subject Classification

Seok-Hyoung Lee, Seo-Young Jeong, Kwang-Young Kim
2014 International Journal of Knowledge Content Development and Technology  
In other words, the relationship among frequently cited journals is expressed with DDC classification, and whether the subject classification is inter‐related to journals and whether the subject journals  ...  Using this inter‐journal citation information, subject classification and time information, the relationship among the journals is analyzed.  ...  This policy aims at measuring the dynamic changes of scientific researches on a regular basis.  ... 
doi:10.5865/ijkct.2013.3.2.095 doaj:ba3ab9b5b51c4d879450bfddae5900ef fatcat:424e22kbnva53a5sv3xchxheo4

Journal of Geodesy

Hermann Drewes
2012 Journal of Geodesy  
The sub-committee will be co-chaired by government representatives of China and Japan, and the IGS. This is recognition that IGS, due to multi-GNSS ob-  ...  Members Structure The IERS accomplishes its mission through the following components: . IGS is recently also named co-chair of a new ICG sub-committee on GNSS Monitoring.  ...  and for classification of snow on the ground The International Union of Geodesy and Geophysics, considering the fundamental importance of common terminology and classification schemes for the exchange  ... 
doi:10.1007/s00190-012-0584-1 fatcat:rhvipyvqgbch3atsknpfgfzfqa

Gulustan-Black Sea Scientific Journal of Academic Research

Namig Isazade
2020 Zenodo  
AGRICULTURAL, ENVIRONMENTAL & NATURAL SCIENCES SOCIAL, PEDAGOGY SCIENCES & HUMANITIES MEDICINE, VETERINARY MEDICINE, PHARMACY AND BIOLOGY SCIENCES TECHNICAL AND APPLIED SCIENCES REGIONAL DEVELOPMENT AND  ...  INFRASTRUCTURE ECONOMIC, MANAGEMENT & MARKETING SCIENCES LEGAL, LEGISLATION AND POLITICAL SCIENCES  ...  On June 27, 2014, the Agreement on Association Agreement on the one hand, between the EU and the GULUSTAN BLACK SEA SCIENTIFIC JOURNAL OF ACADEMIC RESEARCH Scientific-Practical Conference: Modern Information  ... 
doi:10.5281/zenodo.3780434 fatcat:wbushaip7zdpfamasqud2perly

Globalization of Scientific Communication: Evidence from authors in academic journals by country of origin [article]

Vít Macháček
2021 arXiv   pre-print
For each of nearly 35 thousands Scopus-indexed journals, we derive seven globalization indicators based on the composition of authors by country of origin and other characteristics.  ...  This study measures the tendency to publish in international scientific journals.  ...  the international community based on scientific evidence is necessary.  ... 
arXiv:2112.02672v1 fatcat:nxskdcuqxfe3hkckhcq3kvec3q

Journal of Economic Literature codes classification system (JEL) [article]

Jussi T. S. Heikkila
2022 arXiv   pre-print
The Journal of Economic Literature codes classification system (JEL) published by the American Economic Association (AEA) is the de facto standard classification system for research literature in economics  ...  This paper reviews the history and development of the JEL classification system, describes the current version, and provides a selective overview of its uses and applications in research.  ...  Financial support from the Finnish Cultural Foundation (Päijät-Häme Regional Fund, Anja and Jalo Paananen Fund) and the Foundation for Economic Education (Liikesivistysrahasto, Reino Rossi Memorial Fund  ... 
arXiv:2207.06076v1 fatcat:h5ldzmbchnhghkkccinnr7cgwa

Comparing journal and paper level classifications of science

Fei Shu, Charles-Antoine Julien, Lin Zhang, Junping Qiu, Jing Zhang, Vincent Larivière
2019 Journal of Informetrics  
This isolates the effects of classification precision (i.e., journal-or paper-level) to reveal the extent of paper misclassification.  ...  This study addresses this gap by comparing the journal-and paper-level classifications for the same set of papers and journals.  ...  Content-based and algorithmic classifications of journals: Perspectives on the dynamics of scientific communication and indexer effects.  ... 
doi:10.1016/j.joi.2018.12.005 fatcat:2j6j5krdazfzbisqjldjvtnqvu

A Study of the Subject Categorization of the MIS-related Journals in the ISI Databases Using Topical Features in the Text Content and Machine Learning Methods

Sung-Chien Lin
2015 Journal of Educational Media & Library Sciences  
In the second experiment, we used the classification and regression tree (CART) technique to predict assignment of subject category with that the journals in the original subject category Management and  ...  This means that if all journals in the MIS cluster could be given with subject category Management, the retrieval results can be more effective and complete.  ...  Content-based and algorithmic classifications of journals: Perspectives on the dynamics of scientific communication and indexer effects.  ... 
doi:10.6120/joemls.2015.523/0027.rs.am doaj:1ab92acf032a407190c687ad9c606e8b fatcat:z7zeumwkhbgznc3yyxakolmv3u

PAPERS FROM ACTUARIAL JOURNALS WORLDWIDE

2014 Annals of Actuarial Science  
index-based approaches.  ...  We hope that our new method will be regarded as a first step toward a scientifically based ranking of the quality of pension products.  ... 
doi:10.1017/s1748499514000207 fatcat:w6qlf5k6mjfo7pwqhjtoj4ufpy
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