几种信息检索模型的比较

Comparison of Several Information Retrieval Model

对信息检索模型研究的主要内容和构建策略进行了描述,给出了几种常用的信息检索模型,分析了它们的优缺点,并就存在的问题进行了探讨,总结了信息检索模型的研究现状和发展趋势。

The main contents and the construction strategy of the models of information retrieval were de scribed, demonstrated several information retrieval models in common usages . The advantages and disadvantages were analyzed, the problems that is still existing have been researched. In addition, the current situation of this research and the development tendency of the model of information retrieval were deeply summarizad in this article.