数据挖掘算法，用于聚类分析，代码显示的是Kmeans算法，特点是，可以将结果显示在EXCEL表中，显示的结果顺序和输入的数据顺序一致-Data mining algorithm for clustering analysis, the code shows the Kmeans algorithm is characterized by the results can be displayed in the EXCEL table, the results show that the order and input data in the same order