摘要
Concept retrieval can achieve better results as it deals with the user’s request on the concept level.This article introduces the vector space based concept retrieval technology.Firstly,it explains why this technology is adopted.Then,it describes how to implement this technology.Finally,the article puts forward some measures to improve retrieval performance.
Concept retrieval can achieve better results as it deals with the user's request on the concept level.This article introduces the vector space based concept retrieval technology.Firstly,it explains why this technology is adopted.Then,it describes how to implement this technology.Finally,the article puts forward some measures to improve retrieval performance.
出处
《情报理论与实践》
CSSCI
北大核心
2003年第3期226-229,共4页
Information Studies:Theory & Application
