edgez.m

形态学处理 包括开运算

h1=imread('E:\资料\shuolun\ZHENG_SHU_LING\ln009.png');
h1=imresize(h1,1/3);
bw=edge(h1,'canny');
figure(1);
imshow(h1);
figure(2)
imshow(bw);
se=strel('square',3);
h2=imdilate(h1,se);
h3=h2-h1;
figure(3)
imshow(h3);
h4=imerode(h1,se);
h5=h1-h4;
figure(4)
imshow(h5);
figure(5)
h6=h2-h4;
imshow(h6);