watermarks

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

它通過在原始數據中嵌入秘密信息──水印(watermarks)來證實該數據的所有權歸屬.

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

數字水印技術在隱蔽通信及其對抗等領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.

幾何變換攻擊一直是許多數字圖像水印的薄弱環節.

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

日期, 照片的細節和其他EXIF信息,可以增加一條,作為水印.

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The watermarks are robust against LSB and crop attack.

可以抵抗LSB攻擊和剪切攻擊.

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

摘要根據零水印概念, 提出一種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.

緊隨著各峽谷的是外同步技術,用于確定可用水印.

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

這種算法充分利用小波變換的特點,把原始圖象和水印分解成多頻段的圖象來嵌入水印.

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

保密紙: 有著難以仿制的特征, 如水印等的紙張.

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

藝術家或者其他有創意的專業人員可以嘗試使用他們的作品作為水印圖案.

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

實驗結果表明,算法在滿足一定的不可感知性的前提下,能夠有效地抵抗多種高強度的攻擊.

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