向量空间模型算法，给定一个经过分词的文档集，可以输出向量空间模型、特征词典、倒排索引表等功能，很经典的VSM算法源代码-Vector space model algorithm, given a segmentation of the document set, you can output vector space model, the characteristics of dictionaries, inverted index table functions, it is the classic VSM algorithm source code