【摘要】 针对垂直搜索引擎研究领域的关键技术问题,提出了一个结合本体筛选和文本挖掘的垂直搜索引擎构建思想。首先探讨了作为研究基础的本体和文本挖掘技术,讨论了两者的作用;之后阐述了垂直搜索引擎构建的关键技术,包括基于本体筛选的智能搜索器、结合文本挖掘的网页信息分析及抽取、索引器及查询处理器的构造;最后,对提出的思想进行了实现验证,构造一个面向高校毕业生招聘的垂直搜索引擎原型。更多还原

【Abstract】 This paper presents a construction method for vertical search engine utilizing ontology filtering and text mining towards existing problems in the domain.Firstly,it discusses ontology and text mining as well as their applications.Then,we provide a set of key techniques for the construction of vertical search engine which include ontology-based Web crawling,Web page analyzing combined with text mining,indexer and searcher constructing.Finally,an evaluation of our proposed ideas is presented by implementing a prototype of job hunting search engine towards college students.[JP更多还原