16-6.m

来自「MATLAB数字图象处理的主要源码.包括图象去噪变换增强恢复识别压缩的各种算法」· M 代码 · 共 7 行

I = imread('pearlite.tif');
bw = ~im2bw(I,graythresh(I));
figure, imshow(bw), title('threshold')
se = strel('disk',6);
bw2 = imclose(bw,se);
figure, imshow(bw2), title('closing')