摘要
文本检索是信息检索一个重要的分支。随着互联网信息的迅速膨胀,如何检索到用户最需要的信息变得越来越关键。文本检索模型是文本检索中的核心技术,其性能直接影响到搜索引擎的检索质量。本文对当前的经典检索模型及其研究进展进行介绍,并分析各个模型之间的优缺点。
Text information retrieval is one of the important branches in information retrieval. With the fast expansion of the information in internet, how to retrieval the information which users need becomes more and more important. Text information retrieval model is the key technology in text information retrieval, and its performance directly reflects the quality of retrieval results in search engine. This paper introduces several state-of-art retrieval models and analysis the advantages and disadvantages of them.
出处
《心智与计算》
2007年第4期426-432,共7页
Mind and Computation
关键词
文本检索
检索模型
Text Information Retrieval
Information Retrieval Model
