Correlation study of netizens opinion and topic of public opinion using inquiry expansion technology
运用查询扩展技术的网民言论与舆论话题相关性研究*

In order to accurately judge the relevance of the netizen's opinion and the topic people cared of,this paper took the key words input as the foundation,designed a characteristic item extraction and empowerment algorithm by inquiry expansion technology,constructed a topic vector space model and proposed a kind of computational method of the network public opinion topic relevance.It verifies the effectiveness of topic relevance distinction calculation method through simulation experiments.The research has app...