1.读入一幅图像,分别采用均值和高斯滤波器对图像进行平滑处理
>> clear all;
>> sample = imread('sample.jpg');
>> mean3Sample = filter2(fspecial('average',3),sample)/255;
>> mean5Sample = filter2(fspecial('average',5),sample)/255;
>> mean7Sample = filter2(fspecial('average',7),sample)/255;
>> gaussianSample = filter2(fspecial('gaussian'),sample)/255;
2.使用’subplot’命令,将原始图像&#x