| 应用检索实例谈谈信息检索的查全率和查准率 |
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| 引用本文： | 易中梅.应用检索实例谈谈信息检索的查全率和查准率[J].科技信息,2008(24). |
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| 作者姓名： | 易中梅 |
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| 作者单位： | 华南师范大学图书馆 |
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| 摘 要： | 本文结合作者的信息检索工作实践,分析了信息检索工作中影响查全率与查准率的因素,并重点介绍了在机检系统中,从检索水平方面提高信息检索的查全率与查准率的有效途径。
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| 关 键 词： | 查全率 查准率 信息检索 |
Analysis on Recall Ratio and Accuracy Ratio of Information Retrieval Based on Retrieval Practices |
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| Abstract: | Based on the information retrieval experience, the main factors of recall ratio and accuracy ratio were analyzed. Meanwhile, efficient methods were introduced to improve both recall ratio and accuracy ratio at searching level in computer retrieval system. |
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| Keywords: | Recall ratio Accuracy ratio Information retrieval |
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