摘要
随着互联网上信息的迅速增长,信息过滤技术得到越来越广泛的应用.本文论述了内容过滤和协同过滤两种信息过滤技术优点与存在问题,结合基于用户推荐和基于信息项推荐两种信息推送技术的特点,提出一种混合型的协同过滤信息推送方法。
As the rapidly growing information on Web, information filtering techniques have been more and more widely used. This paper dissertates the virtue and the disadvantage of the two kinds of techniques： content-based filtering and collaborative filtering. Combined with the two methods of collaborative filtering of user-based and term-based, we provide a mixed method of collaborative information filtering .
出处
《情报科学》
CSSCI
北大核心
2009年第2期293-296,共4页
Information Science
基金
国家自然科学基金资助项目(70571087)
关键词
信息过滤
信息检索
协同过滤
information filtering
information retrieval
collaborative filtering
