基于微软学术搜索的信息检索研究的文献计量分析

A Bibliometric Analysis of the Information Retrieval Based on the Microsoft Academic Search

以微软学术搜索为数据获取工具,对微软、谷歌和雅虎三个机构在信息检索领域的研究成果的数量、研究主题和研究人员的等状况进行比较研究。研究发现,微软在各个方面都是表现最好的;谷歌在被引方面的表现是最好的;雅虎在研究成果数量和研究人员数量方面多于谷歌,少于微软,其被引在三个机构中相对较弱。可以说,研究主题和研究人员的兴趣方面,三个机构各有特色。

The paper studies on the research results of the Microsoft, Google and Yahoo in the field of information retrieval from the amount of research results, research themes and their researchers based on the Microsoft Academic Search. The result shows that Mi- crosoft is best in all, Google is best in the citation, the Yahoo is the second in the numbers of research results and researchers and it is the third in the numbers of citation. The three Institutions have their characteristics in the research topics and the researchers＇ inter- ests.