English
- a = imread('wipe.bmp');
- % yuv=rgb2ycbcr(Im);
- % a=yuv(:,:,1);
- [m,n]= size(a);
- sigma1=0.5;
- sigma2=5;
- e1 = edge_detect(a,sigma1);
- e2 = edge_detect(a,sigma2);
- op1=ones(3);
- e3 = imfilter(e1, op1, 'conv','replicate');
- idxnonzero = find (e3);
- e3(idxnonzero)=1;
- e3=ones(m,n)-e3;
- e2=e2&e3;
- e=e1|e2;
- imshow(e);
