Method and Relative Technologies on Network Information Filtering
网络信息过滤的方法与相关技术研究*

With the development of Internet the problem of information overloading appeared. In order to provide personalized and practical information to users, information filtering method is put forward at the historic moment. According to domestic and abroad achivement this article discusses network information filtering method and technology in four respects such as expressing user's information needs, text expressing method, information matching method and information feedback method, and existing problem is also proposed.