Zero watermark can alleviate the risk of calssification in some degree and provides a basis for beforehand digital watermark algorithm research.
特别是数字零水印扩展方案大大降低了算法被逆向破解的风险，并为事前预防型数字水印算法的研究奠定了理论基础。
This algorithm constructed the texture image based on Local Binary Pattern (LBP), and then zero watermark information was constructed from the texture spectral histograms of the texture image.
该算法使用文档图像的局部二值模式(LBP)构造纹理谱图像，然后使用该纹理谱图像的直方图构造零水印信息。
The algorithms have good security and the mean of watermark sequences is close to zero, preparing for following two algorithms.
该算法安全性好，且生成的水印序列均值近似于零，为后面两种水印技术做准备。
A proved secure protocol for watermark verification based on perfect zero knowledge interactive proof system and bit commitments scheme is proposed.
基于完全零知识交互证明系统和位委托方案，提出了可证明的安全水印认证协议。
The paper brings forward a kind of hybrid SVD-DCT zero-watermark algorithm.
提出了一种结合奇异值分解（SVD）和DCT变换的零水印算法。
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。
In this scheme, zero reference watermark is defined based on quantization function.
该方案基于量化函数定义各水印通道的零参考水印。
In order to improve performance of resistance to the geometrical attack while keep invisible, a zero-watermark algorithm for digital image based on Fourier-Millin transforming is proposed.
为了提高抗几何攻击性能，同时保证不可见性，提出了一种结合傅立叶-梅林变换和零水印概念的图像水印算法。
A new zero-watermark copyright protection algorithm for 2d vector maps is proposed.
提出了一种新的二维矢量数字地图的零水印算法。
A new zero-watermark copyright protection algorithm for 2d vector maps is proposed.
提出了一种新的二维矢量数字地图的零水印算法。
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