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图像水印容量与可靠性

Keywords: 数字水印,水印容量,可靠性

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Abstract:

为了研究图像的水印容量,在满足水印不可感知性的前提下,基于图像的内容自适应地限制水印的嵌入功率,分析了水印容量问题以及水印容量与检测可靠性的关系.研究结果表明,水印检测错误率主要取决于水印的平均能量和水印容量,而且随着水印容量的提高而增加.

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