直方图均衡化,直方图均衡化原理,matlab

G=imread('image.jpg'); J=histeq(I); J1=adapthisteq(I); J2=adapthisteq(I,'NumTiles',[25 25]); J3=adapthisteq(I,'NumTiles',[25 25],'ClipLimit',0.05); figure; subplot(121),imshow(I);title('原图') subplot(122),imhist(I,64);title('原图像直方图') figure; subplot(121),imshow(J);title('直方图均衡化后') subplot(122),imhist(J,64);title('直方图均衡化后的图像直方图') figure; subplot(121),imshow(J1);title('自适应直方图均衡化后图像1') subplot(122),imhist(J1,64);title('图像1直方图') figure; subplot(121),imshow(J2);title('自适应直方图均衡化后图像2') subplot(122),imhist(J2,64);title('图像2直方图') figure; subplot(121),imshow(J3);title('自适应直方图均衡化后图像3') subplot(122),imhist(J3,64);title('图像3直方图')