图像横向去噪算法

%%Blondetestclearall;closeall;%Initializestherandomnumbergenerator%rng(2);%Loadsandnormalizesimageim=double(imread('C:\Users\Administrator\Desktop\11.jpg'));im=im/255;%im=rgb2gray(im);im=cat(3,im,im,im);%Addsnoisylinestotheimage%sigma=0.3;%imb=im;%[nx,ny,m]=size(im);%fori=1:nx