使用matlab实现直方图均衡化 function histgramequalization(A) %对一幅图像进行直方图均衡化 A=imread('barb.jpg'); [m,n]=size(A); B=zeros(size(A)); l=m*n; r=zeros(1,256); y=zeros(1,256); A=double(A); for i=1:m for j=1:n r(A(i,j)+1)=r(A(i,j)+1)+1; end end ................