本文在有向赋权邮件网络的基础上,针对垃圾邮件的特征,分析邮件发送者和接收者的关系,通过社团密度这一度量函数,对有向赋权邮件网络进行社团结构分析,以准确确定社团结构与形式,该算法另一优势是可发现重叠社团。 This paper analyzes the relationship between sender and receiver of spam on the basis of directed mail network and analyzes the community structure of directed mail network by the measurement of community density so as to be accurate Another advantage of this algorithm is the identification of community structure and form, where overlapping societies can be found.