一种层次聚类的方法，用matlab实现的源代码，可对点数据等进行聚类分析-A hierarchical clustering method, using matlab to achieve the source code, can be carried to the point of data clustering analysis

聚类基本算法代码，包含层次聚类，简单聚类，c均值，KNN等-Clustering basic algorithm code, including hierarchical clustering, a simple cluster, c mean, KNN, etc.