| 分类与主题结合有效兼顾查新的查全率和查准率 |
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| 引用本文： | 江惜春. 分类与主题结合有效兼顾查新的查全率和查准率[J]. 农业图书情报学刊, 2006, 18(10): 106-107 |
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| 作者姓名： | 江惜春 |
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| 作者单位： | 江南大学,图书馆,江苏,无锡,214036 |
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| 摘 要： | 分析了影响查新的查全率和查准率的客观和主观因素，从而指出分类途径和主题途径相结合是提高查新的查全率和查准率的有效措施，并用实例加以说明。
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| 关 键 词： | 科技查新 分类法 主题法 查全率 查准率 |
| 文章编号： | 1002-1248（2006）10-0106-02 |
| 收稿时间： | 2006-04-14 |
| 修稿时间： | 2006-04-14 |
ntegration of Classification and Subject Can Effectively Improve Recall and Precision in Research Topic Search |
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| JIANG Xi-chun. ntegration of Classification and Subject Can Effectively Improve Recall and Precision in Research Topic Search[J]. Journal of Library and Information Sciences in Agriculture, 2006, 18(10): 106-107 |
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| Authors: | JIANG Xi-chun |
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| Affiliation: | Southern Yangtze University, Wuxi, Jiangsu 214036, China |
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| Abstract: | By analyzing effective the objective and subjective factors of recall and precision in research topic search, It is concluded that the efficient method to improve both recall and precision is to integrate Classification and Subject and the paper has given examples to demonstrate this fact. |
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| Keywords: | search innovation classification subject recall precision |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
