| Google Scholar Beta检索性能的初步分析 |
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| 引用本文： | 朱佳鸣.Google Scholar Beta检索性能的初步分析[J].图书情报工作,2005,49(12):115-119. |
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| 作者姓名： | 朱佳鸣 |
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| 作者单位： | 东南大学图书馆, 南京 210009 |
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| 摘 要： | 利用多个医学提问，通过对Google Scholar Beta、PubMed、ISI Science Citation Index Expanded、CrossRef Search、Scirus等工具检索结果的对比，分析 Google Scholar Beta 测试版搜索引擎在学术信息检索中的性能表现，特别是检索的查全率、结果的相关性、文献被引用检索等方面的性能，指出其存在的不足，并对该搜索引擎对图书馆跨库查询方案的影响进行初步探讨。
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| 关 键 词： | Google Scholar Beta 搜索引擎 信息检索 |
| 收稿时间： | 2005-01-01 |
| 修稿时间： | 2005-01-012005-08-16 |
Analysis of the Google Scholar Beta' s Performance in Academic Searches |
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| Zhu Jiaming.Analysis of the Google Scholar Beta'''' s Performance in Academic Searches[J].Library and Information Service,2005,49(12):115-119. |
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| Authors: | Zhu Jiaming |
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| Institution: | Library of Southeast University, Nanjing 210009 |
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| Abstract: | Recently, Google released Google Scholar Beta test version, a specialized Web search engine used for retrieving academic information. This text makes use of several medical queries to analyze its performance , especially check the recall level, precision rate and literature cited time, and then points out the weakness existing. Besides, this article also discusses the influence of Google Scholar Beta on the cross - search projects of libraries. |
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| Keywords: | Google Scholar Beta search engine information retrieval |
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