节点文献
Google学术搜索检索性能的分析及评价
Analysis and Evaluation of the Search Performance of Google Scholar
【摘要】 本文通过利用Google Scholar、EI和SCIE的作者检索功能,对这3种检索工具的检索结果进行了比较分析。研究表明Google Scholar是比较权威和全面的免费学术检索工具,但Google Scholar在中文学术文献检索中文献重复率高达2837%,且由于来源数据库的局限,文献的漏检现象比较严重。
【Abstract】 By the use of the author search function of Google Scholar,Ei and SCIE,this article gives a comparative analysis of the search results of the 3 search tools.The research shows Google Scholar is a relatively authorized and comprehensive free search tool for researchers.However,When searching for Chinese academic information with Google Scholar,the repetition rate reaches as high as 28.37%.And because of the limitation of source Chinese databases,the miss rate is comparatively high.
【关键词】 Google学术搜索;
工程索引;
科学引文索引(扩展版);
检索性能;
【Key words】 Google Scholar; EI; SCIE; search performance;
【Key words】 Google Scholar; EI; SCIE; search performance;
- 【文献出处】 情报理论与实践 ,Information Studies:Theory & Application , 编辑部邮箱 ,2007年05期
- 【分类号】G354
- 【被引频次】13
- 【下载频次】785