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基于DCT的信息隐藏实验

于 2020-12-04 发布
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1、首先将文件夹picture复制到D盘下2、打开文件夹:基于DCT的信息隐藏实验。3、运行DCT.m 实现水印的嵌入,并计算嵌入水印后图像的PSNR。4、运行DCTExtract.m 测试鲁棒性:将经过攻击后的图像读入,检测误比特率。攻击测试实验:原始图像:lena.jpg水印图像:cuc.jpg嵌入水印的图像:Watermarking/DCTWm.bmp经过加噪声攻击后的图像存在文件夹Noise中经过JPEG压缩攻击后的图像存在文件夹JPEG中经过旋转攻击后的图像存在文件夹Rotation中

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