unnormalized.m

Normalized Cut Image Segmentation Code

%本程序为Unnormalized为例进行的程序
clear;
close all;
load fisheriris;

W=SimilarMatrix(meas,1);
D=diag(sum(W));
L=D-W;
[ev ed]=eig(L);
d=diag(ed);
V=ev(:,1:3);

idx=kmeans(V,3);
figure;plot(idx);
result=[length(find(idx==1)),length(find(idx==2)),length(find(idx==3))];