基于子主题概念的Web主题挖掘

Mining Topic-specific Knowledge on Web

为了帮助用户在Web上查找和编辑具体主题知识,本文给出一种基于子主题概念的挖掘算法。基本思想是:给定一个主题,通过搜索引擎返回的页面集合找出主题的子主题或核心概念,得到包含具体主题及子主题概念的页面,使用户无需浏览所有页面就能获取查询主题系统的、全面的知识。

In order to help the user on Web to search and edit topic-specific knowledge, this paper gives one kind of mining algorithm based on the sub-topic concept . The basic thought is： Assigning a topic, discovering the sub- topic or core concept in the page set returned by search engine , obtaining pages of containing the topic-specifie and sub- topic concept , causing the user not to need to browse over all pages to be able to gain the topic-specific, systematic, comprehensive knowledge.