SVDWatermarking

所属分类:图形图像处理
开发工具:matlab
文件大小:198KB
下载次数:25
上传日期:2013-01-13 00:51:19
上 传 者soledad89
说明:  实现图像的水印嵌入及检测,并针对图像的攻击(剪切、噪声、jpeg压缩),判断SVD算法的有效性
(Image watermark embedding and detection, and for the image of the attack (shear, noise, jpeg compression), to determine the validity of the SVD algorithm)

文件列表:
SVDWatermarking\invZigzag.m (776, 2009-03-21)
SVDWatermarking\Jpeg.jpg (10471, 2012-12-05)
SVDWatermarking\Jpeg_Decode.m (1570, 2012-12-04)
SVDWatermarking\Jpeg_Encode.m (2843, 2012-12-04)
SVDWatermarking\my_dct2.m (624, 2009-03-20)
SVDWatermarking\my_idct2.m (740, 2009-03-20)
SVDWatermarking\Original.jpg (263222, 2012-11-13)
SVDWatermarking\PSNR.m (523, 2009-03-21)
SVDWatermarking\toZigzag.m (727, 2009-03-21)
SVDWatermarking\Watermark.jpg (19896, 2012-11-13)
SVDWatermarking\WatermarkingFunc.m (2741, 2012-12-05)
SVDWatermarking (0, 2012-12-05)

直接在matlab workspace 中输入命令 键入WatermarkingFunc(0)即可得到论文中的第一个测试:嵌入和提取算法的有效性 键入WatermarkingFunc(1)即可测试随机噪声的影响 键入WatermarkingFunc(2)即可测试高斯低通滤波器滤波的影响 键入WatermarkingFunc(3)即可测试有损压缩JPEG的影响 键入WatermarkingFunc(4)即可测试图像剪裁的影响 键入WatermarkingFunc(5)即可测试随椒盐噪声的影响

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