مرکز اطلاعات علمی Scientific Information Database (SID) - Trusted Source for Research and Academic Resources

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Information Journal Paper

Title

Mapping the Cogni-tive Struc-ture and Its Evolution in Knowledge and Infor-mation Sci-ence: A Text Min-ing Ap-proach (2004-2013)

Pages

  123-143

Abstract

 Purpose: The purpose of this study was to map and study the cognitive structure of the field of Knowledge and Information Science from the perspective of full text words or phrases, their distribution in journals, and their usage over time. Methodology: This study used the Content analysis of 6830 articles (2004-2013) in 10 core journals based on the JCR 2013. Parametric way of key extraction has been used to select 150 words and phrases according to their TF-IDF weight. Finally, the similarity matrix based on the Cosine theta index and the second-order affinity, was used to construct hierarchical clustering by average-linkage algorithm in "Provalis Research" software. Also, correspondence analysis was used to study concepts historic evaluation and to cluster the journals according to their subject domain. Findings: The results of this study included 3 mature clusters, 1 semi-mature cluster and 3 immature clusters in co-word analysis and the thematic review reveal four clusters of journals and two time clusters in clockwise motion layout. Conclusion: The results show that scientific publications have some well-established topics which are changing gradually to adopt new themes. These change in the cognitive landscape is based on the advent of Internet in the first time cluster while in the second cluster it is due to the use of indices.

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    APA: Copy

    HASSANZADEH, MOHAMMAD, ZANDIAN, FATEMEH, & Ahmadi, Seyedeh Somayyeh. (2019). Mapping the Cogni-tive Struc-ture and Its Evolution in Knowledge and Infor-mation Sci-ence: A Text Min-ing Ap-proach (2004-2013). SCIENTOMETRICS RESEARCH JOURNAL, 4(2 (8) ), 123-143. SID. https://sid.ir/paper/397912/en

    Vancouver: Copy

    HASSANZADEH MOHAMMAD, ZANDIAN FATEMEH, Ahmadi Seyedeh Somayyeh. Mapping the Cogni-tive Struc-ture and Its Evolution in Knowledge and Infor-mation Sci-ence: A Text Min-ing Ap-proach (2004-2013). SCIENTOMETRICS RESEARCH JOURNAL[Internet]. 2019;4(2 (8) ):123-143. Available from: https://sid.ir/paper/397912/en

    IEEE: Copy

    MOHAMMAD HASSANZADEH, FATEMEH ZANDIAN, and Seyedeh Somayyeh Ahmadi, “Mapping the Cogni-tive Struc-ture and Its Evolution in Knowledge and Infor-mation Sci-ence: A Text Min-ing Ap-proach (2004-2013),” SCIENTOMETRICS RESEARCH JOURNAL, vol. 4, no. 2 (8) , pp. 123–143, 2019, [Online]. Available: https://sid.ir/paper/397912/en

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