MATLAB对图片进行相乘、减法、平移(共5页)

1、精选优质文档-倾情为你奉上信息学院上机实验报告学号：00姓名00班级：00课程名称：matlab实验内容： 对图片进行相乘、减法、平移上机实验性质： 综合性实验 设计性实验 验证实验实验时间：2016年9月16日实验地点：睿智4栋212实验设备：计算机实验报告：（包括：目的、方法、原理、结果或实验小结等）。(1) 实验目的：对图片进行相乘、减法、平移。（二）实验内容及过程:1.减法：I=imread('car1.jpg');G=imread('car2.jpg');I=imresize(I,350 280);G=imresize(G,350 280);Q=ima

2、bsdiff(I,G);subplot(131);imshow(I);subplot(132);imshow(G);subplot(133);imshow(Q);2相乘：clear,clc;I=imread('11.jpg');J=imread('22.jpg');J=cat(3,J,J,J);I=imresize(I,540 360);J=imresize(J,540 360);J16=uint16(J);I16=uint16(I);L=immultiply(I16,J16);subplot(131);imshow(I);subplot(132);imshow

3、(J);subplot(133);imshow(L);3.平移：I = imread('11.jpg');imshow(I); s = size(I);I_move = uint8(zeros(s(1),s(2),3);I_move(1:s(1)-100,1:s(2)-100,:) = I(100+1:s(1),100+1:s(2),:);subplot(2,2,1);imshow(I_move);title('左上');I_move1 = uint8(zeros(s(1),s(2),3);I_move1(1:s(1)-100,100+1:s(2),:) = I

4、(100+1:s(1),1:s(2)-100,:);subplot(2,2,2);imshow(I_move1);title('右上');I_move2 = uint8(zeros(s(1),s(2),3);I_move2(100+1:s(1),1:s(2)-100,:) = I(1:s(1)-100,100+1:s(2),:);subplot(2,2,3);imshow(I_move2);title('左下');I_move3 = uint8(zeros(s(1),s(2),3);I_move3(100+1:s(1),100+1:s(2),:) = I(1:s

5、(1)-100,1:s(2)-100,:);subplot(2,2,4);imshow(I_move3);title('右下');clc,clear;I = imread('11.jpg');imshow(I);s = size(I);I_move = uint8(zeros(s(1)+100,s(2)+100,3);I_move(1:s(1),1:s(2),:) = I;subplot(2,2,1);imshow(I_move);title('左上');I_move1 = uint8(zeros(s(1)+100,s(2)+100,3);I_m

6、ove1(1:s(1),100+1:s(2)+100,:) = I;subplot(2,2,2);imshow(I_move1);title('右上');I_move2 = uint8(zeros(s(1)+100,s(2)+100,3);I_move2(100+1:s(1)+100,1:s(2),:) = I;subplot(2,2,3);imshow(I_move2);title('左下');I_move3 = uint8(zeros(s(1)+100,s(2)+100,3);I_move3(100+1:s(1)+100,100+1:s(2)+100,:)

7、= I;subplot(2,2,4);imshow(I_move3);title('右下');4综合：clc,clear;I1 = imread('cameraman.tif');subplot(3,2,1);imshow(I1);title('灰度图');I2 = imread('im.jpg');subplot(3,2,2);imshow(I2);title('二值图');I3 = 255-I1;subplot(3,2,3);imshow(I3);title('灰度图取反');I2_double = im2double(I2);I_result = I2_double .* im2double(I1);subplot(3,2,4);imshow(I_result);title('乘法效果