ch3_3_1.m

Matlab7.x图像处理的光盘内容 人民邮电出版社的最新

I = imread('LENA256.bmp');
fun = inline('std2(x)*ones(size(x))');
I1 = blkproc(I,[ 3 3 ],[2 2],fun);
I2 = blkproc(I,[ 3 3 ],fun);
I3 = blkproc(I,[ 5 5 ],fun);
imview(I), imview(I1,[]) , imview(I2,[]) , imview(I3,[])