摘要
介绍了国内外个性化信息服务现状,分析并研究了个性化搜索引擎及其相关技术,指出了个性化信息检索后处理技术的重要性,提出一种基于聚类的后处理技术算法STCA。实验证明,STCA算法在聚类时能够对检索后文档有效"提纯",可用于实现个性化信息检索的推送服务。
The article introduces the present situation of personalized information service in domestic and foreign ,and analyzes and research the personalized search engine and related technology and pointed out the importance of personalized information retrieval and post-processing technology, a kind of post-processing techniques based on clustering algorithm named STCA is proposed, the experiment proved that the STCA algorithms in clustering can ＂purification＂ effectively to documents retrieved that can be used to push service in personalized information retrieval.
出处
《情报科学》
CSSCI
北大核心
2014年第7期83-85,98,共4页
Information Science
基金
国家社科基金项目(08CTQ003)
河北北方学院自然科学青年基金项目(Q2010008)
关键词
个性化
信息检索
聚类
personalize
information retrieval
cluster
