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Topic Evolution and Emerging Topic Analysis Based on Open Source Software Cover

Topic Evolution and Emerging Topic Analysis Based on Open Source Software

Journal of Data and Information Science
Volume 5 (2020): Issue 4 (November 2020)
By: Xiang Shen and  Li Wang  
Open Access
|Sep 2020

Figures & Tables

Figure 1

A temporal evolution map of VOSviewer.
A temporal evolution map of VOSviewer.

Figure 2

A map file generated by VOSviewer.
A map file generated by VOSviewer.

Figure 3

The general approach to topic evolution and emerging topic analysis based on VOSviewer and Microsoft Office.
The general approach to topic evolution and emerging topic analysis based on VOSviewer and Microsoft Office.

Figure 4

The annual number of research articles on PSCs indexed in Scopus from 1999 to 2018.
The annual number of research articles on PSCs indexed in Scopus from 1999 to 2018.

Figure 5

A part of the thesaurus constructed for PSCs in VOSviewer.
A part of the thesaurus constructed for PSCs in VOSviewer.

Figure 6

Topic evolution for PSCs.
Topic evolution for PSCs.

Figure 7

Detecting emerging terms using Excel's “LOOKUP” function.
Detecting emerging terms using Excel's “LOOKUP” function.

Figure 8

Examples of emerging PSC Terms from 2014 to 2018.
Examples of emerging PSC Terms from 2014 to 2018.

Figure 9

Variation in PSC term occurrence.
Variation in PSC term occurrence.
DOI: https://doi.org/10.2478/jdis-2020-0033 | Journal eISSN: 2543-683X | Journal ISSN: 2096-157X
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Language: English
Page range: 126 - 136
Submitted on: Jan 23, 2020
Accepted on: Jul 20, 2020
Published on: Sep 7, 2020
Published by: Chinese Academy of Sciences, National Science Library
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year
Keywords:
Topic evolution,
Emerging topics,
Text mining,
Thesaurus,
VOSviewer
Related subjects:
Computer sciences,
Information technology,
Project management,
Databases and data mining

© 2020 Xiang Shen, Li Wang, published by Chinese Academy of Sciences, National Science Library
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

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