一个新设计的OTSU算法，使用方法如下：％ load clown ％ subplot(221) ％ imshow(X/max(X(:))) ％ title( Original , FontWeight , bold ) ％ for n = 2:4 ％ Iseg = otsu(X,n) ％ subplot(2,2,n), colormap(gray) ％ imshow(Iseg) ％ title([ n = int2str(n)], FontWeight , bo

matlab实例clearN=100f=zeros(50,50) f(15:35,23:28)=1 figure(1)imshow(f, notruesize )F=fft2(f,N,N) F2=fftshift(abs(F)) figure(2)x=1:N y=1:N mesh(x,y,F2(x,y)) colormap(gray) colorbar-matlab

Tracking w/ blob detection, morphological operation (Togeather) frames = {avi.cdata} uses the cdata from the video file fg = extractForeground(frames) do foreground extraction cmap = colormap(gray) for i = 1:length(fg) temp0{i} = edg