Within the framework of MLM,a document similarity method is presented from the viewpoint of document content.The experimental results over the TREC9 dataset indicate that MLM outperforms VSM.

• 在MLM的基础上,本文给出了一个基于文档主题内容相似性的实例,在TREC9数据集上的实验表明MLM优于向量空间模型(VSM)。