On base of analysis of watermarking attacks on digital images, the paper presents a digital image copyright protection protocol based on digital watermarking technology.
在分析数字图像中数字水印所受各种攻击的基础上，给出了一个基于数字水印技术的数字图像版权保护安全协议框架。
The watermarking technique robust to both signal processing attacks and geometrical attacks is one of the hotspots and difficulties in the digital watermarking research.
能有效抵抗信号处理又能抵抗几何攻击是当今数字水印研究的热点和难点之一，提出一种能够抵抗信号处理、旋转、缩放和平移的鲁棒视频水印。
In this paper, the basic concepts, frame of the system, main categories of digital watermarking and possible attacks are described.
本文介绍数字水印技术的基本概念、系统框架、主要分类及可能的攻击方法。
How to resist geometry transformation attacks effectively has become a focus of digital watermarking.
如何有效地抵抗几何形变攻击已成为数字水印技术的研究重点之一。
With the development of digital watermarking, more and more attacks on it appeared, interpretation attack(IBM attack) is the most dangerous attack of them.
同时，对于数字水印的攻击也在不断出现，其中以解释攻击（IBM攻击）最为危险。
In this paper, a new robust digital audio watermarking algorithm against desynchronization attacks is proposed, in which the audio statistic characteristics and synchronization code are utilized.
结合数字音频时频域统计特性及同步码技术，提出了一种可有效抵抗去同步攻击的混合域数字音频水印嵌入算法。
Finally, the influence of different attacks, the various resolution levels, the intensity of watermarking and the different wavelet functions on digital image watermarking are researched.
最后，通过采用几种攻击方法、不同的小波分解层数、水印嵌入强度、不同小波基函数的选取来检测其对水印的影响。
On the base, the algorithm of space domain and transform domain and research on the attacks on digital watermarking are discussed.
在此基础上，讨论空间域数字水印算法、变换域数字水印算法以及对数字水印的攻击研究。
For the detection of digital watermarking from the image geometric attacked, a method estimated the type of geometric attacks from the watermarked image according to image pixel is proposed.
在数字水印技术中，针对含水印图像遭受几何攻击后的水印检测问题，提出了根据图像像素判断含水印图像遭受的几何攻击类型的方法。
The attacks on digital watermarking increasingly become serious, with the application of digital watermarking on digital copyright protection.
提出了一种基于数字水印技术和应用密码学的数字产品版权保护认证机制。
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。
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。
应用推荐