各种攻击.pdf-得力文库

资源描述

《各种攻击.pdf》由会员分享，可在线阅读，更多相关《各种攻击.pdf（3页珍藏版）》请在得力文库 - 分享文档赚钱的网站上搜索。

1、各种攻击clear;clc;size=512;N=64;K=8;D=zeros(size);E=0.1;I=imread(1.jpg);读入图象 I=rgb2gray(I);灰度图像 subplot(2,2,1);imshow(I);title(原始图像);I=double(imresize(I,size,size);I=double(I)/512;%读入水印J=imread(11.jpg);J=rgb2gray(J);subplot(2,2,2);imshow(J);title(水印图像);%对水印缩放 J=double(imresize(J,N,N);%水印二值化 for i=1:N fo

2、r j=1:N if J(i,j)I_dct1 W(p,q)=1;else W(p,q)=0;end end 文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N

3、5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3

4、H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1

5、U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V

6、1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5

7、G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9

8、X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5 end figure,subplot(1,2,1);imshow(Q2,);title(剪切攻击);subplot(1,2,2);imshow(W,);

9、title(图像中提取的水印);文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V

10、1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5

11、G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9

12、X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U

13、4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4

14、V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5文档编码:CG4V5G3H10S4 HW5L9X1U8A8 ZS6T9U4V1N5

展开阅读全文