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。
Experimental results demonstrate that, not only the watermarking capacity is increased, but also the embedded watermarks are invisible, secure and robust.
实验结果证明了该算法在提高水印容量的同时,嵌入水印也具有很好的安全性、隐蔽性和鲁棒性。
The marked codes are decided by the characteristic of the document, and the watermarking capacity decided by the amount of marked codes can also be flexible.
该方法的水印容量由标志代码的数量动态确定,可自主的提高水印容量。
Reseatch result shows that watermark detection error is mainly influenced by the watermark mean energy and watermarking capacity. The detection error rises with the increase of watermarking capacity.
研究结果表明,水印检测错误率主要取决于水印的平均能量和水印容量,而且随着水印容量的提高而增加。
Traditional blind additive ss (spread spectrum) watermarking systems have such features: high robustness, low detection value and small capacity.
传统盲加性扩频水印系统具有鲁棒性高、检测值低、容量小的特点。
The capacity of watermarking as a basic communication system, the capacity as side information, the capacity using dirty paper encoding and the capacity of security watermarking are introduced.
文中介绍了作为基本通信系统的水印、作为边信息的水印、利用脏纸编码的水印及安全水印的信道容量。
The diversified researches of capacity of digital watermarking are summarized in this paper.
该文对数字水印信道容量的研究结果进行了分析总结。
The capacity, the invisibility, as well as the robustness of watermarking interact with one another.
水印的嵌入量、不可见性以及鲁棒性互相影响和制约。
Results show blind algorithm can embed high-capacity watermarking into models, and reduce the time of extracting watermarking.
实验表明该算法能够在模型中嵌入大容量的水印消息,并减少了提取水印的时间。
This paper focuses on the capacity of information hiding and digital watermarking. There are three contributions in this thesis as follows:1.
本文着力于研究信息隐藏及数字水印的容量问题,并将容量与数字水印算法结合起来。
This paper focuses on the capacity of information hiding and digital watermarking. There are three contributions in this thesis as follows:1.
本文着力于研究信息隐藏及数字水印的容量问题,并将容量与数字水印算法结合起来。
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