matlab实现聚类分析

matlab实现聚类的分析

X=[7.90 39.77 8.49 12.94 19.27 11.05 2.04 13.29;    7.68 50.37 11.35 13.3 19.25 14.59 2.75 14.87;   9.42 27.93 8.20 8.14 16.17 9.42 1.55 9.76;   9.16 27.98 9.01 9.32 15.99 9.10 1.82 11.35;   10.06 28.64 10.52 10.05 16.18 8.39 1.96 10.81];     bx = zscore(X');    y = pdist(bx)    d = squareform(y)    z = linkage(y)    t = cluster(z,3)    find(t==3)    [h,t] = dendrogram(z);    xlabel('类别');    ylabel('距离');