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Digital Watermarking Based on CCDDS

机译:基于CCDDS的数字水印

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摘要

A digital watermarking algorithm is presented based on a composite chaotic discrete dynamical system. The approach encrypts the meaningful Watermarking image with stream cipher produced by the composite system and produces a CM (cipher watermarking) encrypted. The CW is embedded into the original image (host image) in a proper method. Relation between watermarking and CM is very complex and sensitive nonlinear. Tests show good robustness against best-known attacks such as noise addition, image compression, filtering, cutting, and so on.
机译:提出了一种基于复合混沌离散动力系统的数字水印算法。该方法使用复合系统生成的流密码对有意义的水印图像进行加密,并生成已加密的CM(密码水印)。通过适当的方法将CW嵌入到原始图像(宿主图像)中。水印和CM之间的关系非常复杂且敏感。测试显示出对众所周知的攻击(例如噪声添加,图像压缩,过滤,剪切等)的良好鲁棒性。

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