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| 引用本文： | 张进.���������ռ价�����û������﷽ʽ����[J].图书情报工作,1997,41(9):2-4. |
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| 作者姓名： | 张进 |
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| 作者单位： | ?人???????鱨?? |
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| 基金项目： | 国家社科基金（青年）项目 |
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| 摘 要： | 论述检索参考点的基本概念和它在情报检索需求表达中的作用和意义，阐述了检索参考点在实际检索中的使用策略和技术
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| 关 键 词： | ?鱨???? ?????? ?????ο??? |
User Need Expression Analysis Under Document Vector Based Environment |
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| Zhang Jin.User Need Expression Analysis Under Document Vector Based Environment[J].Library and Information Service,1997,41(9):2-4. |
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| Authors: | Zhang Jin |
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| Institution: | School of Library and Information Science, Wuhan University |
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| Abstract: | ??Discusses the concept of retrieval reference point, analyzes its implication in the expression of user need, and addresses its application strategy and techniques in practice. |
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