机译:利用k-奇异值分解算法在稀疏域中无损数字图像水印
Univ Elect Sci & Technol China Sch Informat & Software Engn Chengdu Sichuan Peoples R China;
Univ Elect Sci & Technol China Sch Informat & Software Engn Chengdu Sichuan Peoples R China;
Chinese Acad Sci Univ Chinese Acad Sci Comp Network Informat Ctr Beijing Peoples R China;
Chinese Acad Sci Univ Chinese Acad Sci Comp Network Informat Ctr Beijing Peoples R China;
discrete cosine transforms; iterative methods; singular value decomposition; image watermarking; data encapsulation; image representation; image coding; lossless digital image watermarking; K-singular value decomposition algorithm; watermarking technique; sparse elements; host image; DCT coefficients; sparse coefficients; sparse domain orthogonal matching pursuit algorithm; inverse DCT; hidden secret message; robust lossless sparse domain-based watermarking approach; discrete cosine transform; sparse representation-based dictionary learning process; regularised parameters; secret message extraction stage; peak signal-to-noise ratio; structural similarity; normal correlation; feature similarity; Gaussian attack; salt and pepper attacks; speckle attacks; rotate attacks; crop attacks; fold attacks; blur attack;
机译:IDP分解对生物特征图像和数字水印进行无损压缩
机译:一种基于双变换域的加扰数字图像水印算法
机译:一种基于双变换域的加扰数字图像水印算法
机译:基于神经网络的空间域无损数字图像水印
机译:域分解算法,用于解决稀疏对称广义特征值问题的问题
机译:基于差分进化的彩色图像小波域优化数字水印算法
机译:结合了鲁棒和脆弱的水印算法来处理静态图像。基于组合离散盲小波变换的鲁棒水印算法的设计和评估,该算法使用手机号码进行版权保护,使用脆弱的水印算法,使用哈希函数对数字静态图像进行内容认证。