【摘要】 相关性是信息检索中的核心概念 ,相关反馈是信息检索系统中的关键技术 ,两者的关系密切 ,但对于相关性的研究却与相关反馈在系统中的实际应用存在着脱节。文章对相关性与相关反馈的有关情况做了概述 ,以期二者更大程度的融合 ,开发更适合于用户的信息检索系统。更多还原

【Abstract】 Relevance is a core notion in information retrieval, and relevance feedback is also applied as a key technique in information retrieval system. The relation between these two is very closed. But in the present time, The research on relevance has disjoint the practical operating of the relevance feedback in information retrieval system. In this article, something about relevance and relevance feedback is summarized in order that they can incorporated well and better information retrieval system will be developed.更多还原