中文说明：最详细的k_means程序，采用matlab语言编写，进行了优化，可以自行选择聚类中心的个数，对聚类结果进行染色查看。
English Description：
K_means of the most detailed program, written using MATLAB language, has been optimized, you can choose the number of cluster centers, to stain the clustering results view.