watermarks

It can authenticate the possession of originality data that have embedded a secretinformation - watermarks.

它通过在原始数据中嵌入秘密信息──水印(watermarks)来证实该数据的所有权归属.

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Digital watermarks have also find its usage in secret communication communication counterwork.

数字水印技术在隐蔽通信及其对抗等领域中也具有非常重要的用途.

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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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Dates, photo details and other EXIF information can be added as watermarks.

日期, 照片的细节和其他EXIF信息,可以增加一条,作为水印.

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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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According to zero - watermarking, a zero - embedding algorithm for multiple watermarks was proposed based on wavelet and chaos.

摘要根据零水印概念, 提出一种基于小波和混沌的多重水印零嵌入算法.

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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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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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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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Artists and other creative professionals may consider using their work samples as watermarks.

艺术家或者其他有创意的专业人员可以尝试使用他们的作品作为水印图案.

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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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