watermarks的意思|示意

Security paper: Paper incorporating features , such as watermarks , etc, which make counterfeiting difficult.

保密纸: 有着难以仿制的特征, 如水印等的纸张.

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The original images and watermarks are transformed into a multi - frequent image to be embedded in watermark.

这种算法充分利用小波变换的特点,把原始图象和水印分解成多频段的图象来嵌入水印.

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The watermarks are robust against LSB and crop attack.

可以抵抗LSB攻击和剪切攻击.

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Experimental results show that the visually identical and the watermarks also successfully survive after many attacks.

实验结果表明,算法在满足一定的不可感知性的前提下,能够有效地抵抗多种高强度的攻击.

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For many digital image watermarks, geometric distortions are their weakness.

几何变换攻击一直是许多数字图像水印的薄弱环节.

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Following the synchronous valleys, the additive synchronous approach was adopted to locate the usable watermarks.

紧随着各峡谷的是外同步技术,用于确定可用水印.

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