各种攻击.pdf
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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
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