信息检索中提取检索概念之分析

Analysis of the Extraction of Retrieval Concept in Information Retrieval

在信息检索的研究和实践中,由于查询与文件集中词的不匹配现象导致一些相关的文件不能被成功地检索出来,这是影响检索效果的一个关键的问题。本文提出通过了解课题的背景知识和分析提取检索概念,提高检索效果。

Term mismatch between queries and documents is a fundamental problem in Information Retrieval （IR）, which affects the effectiveness of retrieval results. This paper points out improving retrieval effect by means of understanding the background knowledge of subject and analyzing the extraction of retrieval concept.