草鱼.基于CIT系统的数字图书馆学科的热点研究[J].数字图书馆论坛,2009,(4): |
基于CIT系统的数字图书馆学科的热点研究 |
The Hotspot Research of Digital Library Disciplines Based on CIT System |
投稿时间:2008-08-16 修订日期:2008-09-06 |
DOI: |
中文关键词: 数字图书馆学科;学位论文;共引聚类分析;关键词词频分析;CIT系统 |
英文关键词: Digital library disciplines;Degree thesis;Co-citation cluster analysis;Keywords frequency analysis;CIT system |
基金项目: |
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中文摘要: |
本文是一篇分析数字图书馆学科状态的文章。文中作者根据实际数据处理的需要应用引文共引理论借助计算机软件设计了CITS系统。文章的研究对象为高校优秀硕、博学位论文,研究方法为引文共引聚类分析与关键词词频分析相结合的方法。文章通过操作CITS系统得出引文相关性矩阵(相关矩阵),在将相关矩阵复制到SPSS中聚类。经过对聚类后数据的分析,作者总结了国内、外数字图书馆学科的研究热点,并进行了分析比较。 |
英文摘要: |
This passage is to analyse the status about digital library science. In this passage the author design CITS system used by theory of Co-CITSation to deal with the data.This passage used the excellence Degree thesis in hight school as research object,the method in this passage are Co-CITSation cluster analysis and keywords frequency analysis. By the CITS system we got the correlation matrix and put the data in SPSS tool to cluster,so we got the impersonal data.At last,we analyse the domestic and overseas hotspots of digital library discipline and compared these hotspots. |
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