【摘要】 该文设计并实现了一个基于本体的动态信息收集Agent系统,该系统基于本体知识对文档进行领域本体分类和规范用户的检索请求,对信息收集的结果进行主题相关的链接分析,抽取出信息源组织结构知识,并根据获取的知识控制系统搜索策略,从而能够有效地处理动态信息收集。更多还原

【Abstract】 A dynamic infor ma tion gathering agent based on ontology is designed and implemented.The system uses the ontology to classify the domain of documents and normalizes the queries of user.It also analyses the related links of the gathering results to extract the organization knowledge of resources.Depending on acquiring knowledge,the system controls search policy.The system thus can efficiently deal with dynamic information gathering.更多还原