It studies JPEG model and watermarking model and proposes an algorithm of watermark in compression domain.
研究了JPEG压缩标准和数字水印模型，提出一种基于JPEG压缩的二值图像水印算法。
In low frequency sub band, the watermarking is embedded into host by the way of pixel-to-pixel embedding according to HVS model.
在低频分量部分，基于HVS视觉模型，将水印信号逐点变化地嵌入到原始图像中；
But the relationship between perceptual model and watermarking capacity has not been considered enough.
但感知模型和水印容量间的关系还没有受到应有重视。
At last, Watermarking attack based on visual model has been discussed, and some feasible solutions have been brought forward.
最后讨论了基于视觉模型的水印攻击，并探讨了相应的解决方案。
Based on the similarity of watermark system and communication transform system model, there is an image watermarking method proposed here which adopts convolutional encoding technique.
文章利用水印系统与通信传输模型的相似性，在图像数字水印算法中引入一种编码技术。
Based on the similarity of watermark system and communication transform system model, there is an image watermarking method proposed here which adopted convolutional encoding technique.
文章利用水印系统与通信传输模型的相似性，在图像数字水印算法中引入卷积编码技术。
Based on the access control model, we proposed a remote access control scheme for resources using digital watermarking.
在现有的访问控制系统模型的基础上，提出了一个使用数字水印进行资源远程访问控制的方案。
The watermarking binary is embedded by using the principle of register allocation, constructing the graph coloring model and function and changing the nodes colors in the interfere graph.
利用寄存器分配原理，构造图着色模型和函数，通过修改图结点颜色实现二进制水印信息位的嵌入。
The first fragile watermarking scheme is more suitable for high precision data in the traditional network model of integrity protection;
第一种脆弱水印方案更适合于数据精度要求高、集中式网络模式的数据完整性保护；
Research on digital watermarking algorithms for the 3d mesh model in the spatial domain and 3d shape model defined as a point set is made.
本论文分析了三维几何模型数字水印的基本原理和方法，研究了空域中的三维网格水印算法和三维点集模型的水印算法。
Research on digital watermarking algorithms for the 3d mesh model in the spatial domain and 3d shape model defined as a point set is made.
本论文分析了三维几何模型数字水印的基本原理和方法，研究了空域中的三维网格水印算法和三维点集模型的水印算法。
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