马张华.计算机分类检索[J].中国图书馆学报,1994,20(2):0
Computer-based Classified Search
计算机分类检索
  
DOI：
Key words:Computer search,Classified searcch—Studies
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马张华
北京大学图书馆信息管理系
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Abstract:
The functions of computer-based classified retrieval are:1)improving group retrieval performance of machine retrieval system；2)constituting new retrieval strategy im a collocative way;3 ) Using both the thesaurus and the key words of retrieval system to optimize the retrieval system;4 ) increasing retrieval entrance;5) promoting the compatibility and interchangebility between retrieval systems. China should combine classification retrievals as the key point of study.
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