一种基于混沌映射的空域数字水印新算法 - 中南大学学报（自然科学版、英文版） 关键字: 混沌映射;信息隐藏;空域水印[gap=1434]Key words: chaotic map; information hiding; spatial domain watermarking
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A novel chaos based spatial domain watermarking algorithm is proposed in this dissertation.
提出了一种新颖的基于混沌的空域数字水印算法。
As a nonlinear method, dither modulation has been applied to spatial domain watermarking embedding into still images.
扰动调制是一种非线性水印技术，已应用于数字图像。
Considering the coherence among neighborhood pixels in an image, a kind of spatial domain watermarking scheme based on support vector machine is proposed.
为了使数字水印综合性能更好，根据图像邻域像素之间具有很强的相关性这一特点，提出了一种基于支持向量机的图像水印算法。
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