伽马滤波实现(Matlab源码)

function J=gamma_filter(Img,deta)

window_size=7;
delta=deta;
p=2*delta;
K=3;

if(ndims(Img)==3)
    Img=rgb2gray(Img);
end;

[height width]=size(Img);

J=zeros(height,width);
J=uint8(J);

for i=1:height
    for j=1:width
        total=0;
        total_1=0;
        count=0;
        count_1=0;

        for k=i-floor(window_size/2):i+floor(window_size/2)
            if(k<=0 || k>height)
                continue;
            end;
              &nb