摘要
提出采用一种基于本体知识库,利用领域本体知识全面权衡用户查询概念的各种关联,对关键词进行相似度和相关度扩展,结合相关度与相似度的查询扩展方法,并通过本体推理机和自定义推理规则抽取答案的问答系统并应用到网络教学平台。
In this paper,an ontology-based knowledge base question answering system is build.In the system,the domain ontology knowledge is used to expand the associated similarity of user queries on the
出处
《计算机与现代化》
2010年第7期23-26,共4页
Computer and Modernization
基金
江西省教育厅科技项目(GJJ10300
GJJ09458)
关键词
问答系统
本体
查询扩展
and combines with the similarity of the relevant degree of query expansion methods
at last
the ontology reasoning machines and customize inference rule extraction are used to choose the best answers.Key words：question answering system
ontology
query extend
