A zero-watermarking algorithm based on DCT.
基于DCT域的零水印算法。
A novel geometric robust zero-watermarking scheme, which USES Computer Generated Holograms (CGHs) as the watermarks, is presented.
结合计算全息技术，提出一种新颖的抗几何攻击的鲁棒零水印算法。
We can improve the transparency of watermarks through a zero-watermarking method since it need not modify the original image information.
而零水印不需要修改原始图像的任何信息，可以有更好的透明性。
Introduce the chaos transformation to database watermark working, construct a zero-watermarking algorithm for database based on chaotic sequences.
将混沌变换引入数据库水印处理，构造了一种基于混沌变换的数据库零水印算法。
Compared with traditional zero-watermarking methods and digital hologram watermarking methods, the suggested watermarking scheme provides better performance for resisting geometric attacks.
与传统的零水印算法及数字全息水印算法相比，本文算法具有更好的抗几何攻击性能。
The whole detecting process will not reveal any watermarking message and implement a zero-knowledge proof protocol.
整个检测过程不会泄露任何有关水印信息，实现了一种零知识证明协议。
The whole detecting process will not reveal any watermarking message and implement a zero-knowledge proof protocol.
整个检测过程不会泄露任何有关水印信息，实现了一种零知识证明协议。
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