摘要
随着因特网的发展出现了所谓的“信息过载”问题,为了向用户提供个性化、实用性的信息,信息过滤技术应运而生。结合国内外已有的研究成果,本文从用户的信息需求与表示、文档的表示技术、匹配技术、信息反馈技术等四个方面探讨网络信息过滤的方法与技术以及存在的问题。
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.
出处
《现代图书情报技术》
CSSCI
北大核心
2002年第3期48-50,共3页
New Technology of Library and Information Service
基金
国家自然科学基金项目(70073022)子课题之一
