数字图像学习2

f = imread('C:\Users\Administrator\Desktop\1.jpg');
gray = rgb2gray(f); %灰度化

bw = im2bw(f); %默认的二值
bw1 = im2bw(f,graythresh(f)); %使用全局阈值处理的logical图像

hsv = rgb2hsv(f);

subplot(2,2,1),imshow(hsv(:,:,1))
subplot(2,2,2),imshow(hsv(:,:,2))
subplot(2,2,3),imshow(hsv(:,:,3))
subplot(2,2,4),imshow(hsv)

 cbr = rgb2ycbcr(f);

ntsc = rgb2ntsc(f);