MATLAB学习笔记9

close all
clear all
clc
I = imread(‘lena.bmp’)
set(0,’defaultFigurePosition’,[100 100 1000 500])
set(0,’defaultFigureColor’,[1 1 1])
figure
subplot(221),imshow(I)
subplot(222),image(I)%带默认标尺
subplot(223),image([50,100],[50,120],I)%前面是x方向标尺跨度,后面是y方向标尺跨度
subplot(224),imagesc(I,[100,250])%经过灰度拉伸的图像,大于250的置白,小于100的置黑

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转载自blog.csdn.net/vaemusicsky/article/details/79048765