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基于小波零树特性的视觉感知度模型的优化方案, 给出了两种水印算法: 一种算法嵌入的是高斯序列水印, 通过相关检测实现盲检测 另一种算法嵌入的是二值图像水印, 水印的提取是非盲提取。这两种算法在所有重要小波系数( 包括最低频系数) 中嵌入水印, 以达到最大化水印嵌入量的目的, 并结合感知度模型在水印的透明性和鲁棒性之间实现了较好的平衡, 对于常见的图像处理操作, 特别是对于JPEG 和小波压缩均有较好的鲁棒性。-based on wavelet zerotree visual perception
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An Asymmetric Watermarking System With Many
Embedding Watermarks Corresponding to One
Detection Watermark
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提出一种新的基于图像特征聚类的自嵌入水印算法( CCSW) ，用于图像内容的认证和恢复．-In this paper，we present a novel self-embedded watermarking algorithm based on characteristic clustering ( CCSW) for
image tamper detection and recovery．
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小波分析用于去噪,图像压缩，边界扭曲，分解与重构，图像融合，数字水印，边缘检测例子源码-Wavelet analysis for denoising, image compression, border distortion, decomposition and reconstruction, image fusion, digital watermarking, edge detection source code examples
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A new method of video scene content characteristic detection is proposed. This method
can be applied in conjunction with digital watermarking schemes in order to improve the
transparency. In addition, new methods of video watermarking are also pr
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The increasing amount of applications using digital multimedia technologies has accentuated the need to provide copyright protection to multimedia data. Digital watermarking is a method that has received a lot of attention in the past few years. A di
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