hslogic算法仿真 同态滤波

I0=imread('270.JPG'); imfinfo('270.JPG') I=im2double(I0); subplot(3,2,1),imshow(I) title('270.JPG') J=blkproc(I,[10,10],'min(x(:))'); subplot(3,2,2),surf(J) title('surf for image block'); R=imresize(J,[1920,1080],'bicubic'); subplot(3,2,3),imshow(R) title('total background') M=im2double(J); P=I-R;