均值滤波Matlab程序

均值滤波Matlab程序
自己小编的均值滤波器程序源代码clcclear%彩色图像灰度化a=imread('C:\Users\wk\Desktop\2\IMG_20130423_143258.bmp');g=rgb2gray(a);figure(1)imshow(g)g=uint16(g);title('灰度图像');[m,n]=size(g);f=zeros(m,n);f(1,1)=(g(1,1)+g(1,2)+g(2,1)+g(2,2));f(m,1)=1/4*(g(m-1,1)+g(m-1,2)+g(m,1)+g(m,2));f(1,n)=1/4*(g(1,n-1)+g(1,n)+g(2,n-1)+g(2,n));f(m,n)=1/4*(g(m-1,n-1)+g(m-1,n)+g(m,n-1)+g(m,n));fori=2:m-1f(i,1)=1/6*(g(i-1,1)+g(i,1)+g(i+1,1)+g(i-1,2)+g(i,2)+g(i+1,2));f(i,n)=1/6*(g(i-1,n)+g(i,n)+g(i+1,n)+g(i-1,n-1)+g(i,2)+g(i+1,n-1));endforj=2:n-1f(1,j)=1/6*(g(1,j-1)+g(1,j)+g(1,j+1)+g(2,j-1)+g(2,j)+g(2,j+1));f(m,j)=1/6*(g(m-1,j-1)+g(m-1,j)+g(m-1,j+1)+g(m,j-1)+g(m,j)+g(m,j+1));endfori=2:m-1forj=2:n-1f(i,j)=1/9*(g(i-1,j-1)+g(i,j-1)+g(i+1,j-1)+g(i-1,j)+g(i,j)+g(i+1,j)+g(i-1,j+1)+g(i,j+1)+g(i+1,j+1));endendf=uint8(f);figure(2)imshow(f);title('junzhi灰度图像') 本软件ID:6699787