ddtool,实现one class classification.包括gaussian 模型， gaussian 混合模型，Parzen density，knn,kmean,kcenter等方法,ddtool, the realization of one class classification. including the Gaussian model, gaussian mixture model, Parzen density, knn, kmean, kcenter methods

各种聚类算法的程序，包括kmeans以及kcenter-Application of various clustering algorithm, including the kmeans and kcenter