SMMC，用于谱多流形聚类，数据接口自己制作，直接调用smmc子程序，设置X，nClusts，ppca_dim，ncentres，knn,power参数即可-SMSC, for spectrum multiple manifolds clustering, data interface to produce their own, directly call smmc subroutine, set X, nClusts, ppca_dim, ncentres, knn, power parame