kmeans
sklearn 文档: https://scikit-learn.org/stable/modules/generated/sklearn.cluster.KMeans.html
sklearn.cluster常用API介绍(KMeans,MiniBatchKMeans)
KMeans聚类后的聚类点(scikit learn)
聚类–K均值算法：自主实现与sklearn.cluster.KMeans调用
主题分类
主题分类参考目录网站：dmoztool http://dmoztools.net/Society/Philosophy/Aesthetics/
