论文研究以图象为载体的信息隐藏和变换域鲁棒数字水印技术。
The paper is devoted to researching information hiding technology and transform domain robust watermarking technology based on image cover.
在世界对数字版权问题的关注下，鲁棒数字水印技术得到了越来越多的重视。
Since the whole world is concerned about the digital copyright protection, the technology of robust digital watermarking catches more and more attentions.
通过改进的SIFT(尺度不变特征变换)算法提出了一种可有效抵抗几何攻击的鲁棒数字水印算法。
An effective against geometric attack robustness of digital watermarking algorithm based on improved SIFT (Scale Invariant Feature Transform) is presented.
为保证图像数字水印的鲁棒性和安全性，结合加密技术，提出了一种使用协同神经网络的图像数字水印算法。
An digital image watermark algorithm is proposed based on the synergetic neural network, combined with encryption technique, to guarantee its robustness and security.
从理论推导和实验计算分析，用协同序参量作为数字水印的鲁棒性评判指标，具有一定可行性和实用性。
With theoretic testify and experimental analysis, the method of using synergetic order parameter as quantitative index of digital watermark robustness has feasibility and practicability.
在本文中，我们将研究主要集中在用于版权保护的鲁棒的不可见数字水印。
In this paper, we limit the scope of our research to robust and imperceptible digital watermarking for copyright protection.
仿真实验表明，该算法对常见的一些数字图像处理操作具有较强的鲁棒性，同时能保证含水印图像的质量。
Experimental results show that the proposed technique is robust to common digital image processing operations and the quality of the watermarked image is guaranteed.
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。
The watermarking technique robust to both signal processing attacks and geometrical attacks is one of the hotspots and difficulties in the digital watermarking research.
已有的数字水印方法为了嵌入水印信息都对原图像数据采用各种方法或多或少地进行了修改，这样做使其鲁棒性和安全性受到限制。
In the existing method of digital watermark, for embedding watermark information, authors modify more or less original image data through various methods to limit its robustness and security.
本文提出了一种结合人眼视觉特性(HVS)的自适应水印嵌入方法的基于最优小波包基数字图像水印鲁棒性算法。
In this paper, we present a novel robust digital image watermark arithmetic based on Wavelet Packet with Best Tree with combining HVS and embedding method of image adaptive.
实验证明，该视频数字水印算法在不降低视频质量的基础上，能够抵抗多种干扰和攻击，具有良好的稳定性和鲁棒性，并验证了以上分析。
Experiment verifies that this algorithm, depending on the foundation of not reducing the quality of video, can resist multiple disturbance and attack, and have good stability and robust.
提出一种同时嵌入鲁棒性水印和易损性水印的复合型数字水印算法。
Embedding robust watermark and fragile watermark in one image simultaneously, an algorithm of compound, adaptive digital watermarking was presented.
基于变换域的双重数字水印方法，通过嵌入鲁棒水印和脆弱水印实现了图像内容版权保护和完整性认证的双重目的。
Double Digital Watermarking Method based on Transform Domain has realized the double aims of the copyright protection and the integrity authentication of image content.
文章提出了基于混沌渐进同步思想的公钥鲁棒性数字水印算法。
A novel public key robust digital watermarking algorithm based on asymptotic chaotic synchronization is proposed in this paper.
最新的数字水印攻击研究表明，至今为止图像水印系统所使用的鲁棒性评价是不完善的。
The latest research on watermarking attack indicates that the robust evaluation used by image watermarking systems is incomplete as yet.
在水印嵌入的时候，已有的大多数数字水印方法都是对原始图像数据信息作一定的运算修改，使得鲁棒性和安全性受到限制。
Most existing methods of digital watermarking modify more or less the original image data for embedding watermarks, which limits the robustness and security.
实验结果显示，所提的方法能有效改善数字水印技术中图像品质与水印鲁棒性相互制衡的问题。
Simulation results show that the proposed method may improve the PSNR for embedding the visible watermark and enhance the robustness of the invisible watermark.
文本水印是一种有效的数字文本版权保护技术，鲁棒性和安全性是其研究的核心问题之一。
A text watermarking algorithm that is based on statistical characteristics of inter-word characters' content and format (TWSCIWC) has certain robustness.
目前针对文档图像的数字水印算法并不是很多，并且都有鲁棒性较低的缺点。
Considering digital watermarking algorithms for document images, there are not many, lower robustness.
为了实现这一目标，这篇论文提出一种通过嵌入多个数字水印来提高数字水印的鲁棒性的方法。
For this purpose, a new scheme is proposed, which embeds multiple watermarks into the same multimedia content.
为了解决在图像中嵌入大容量水印难度大的问题，设计并实现了一种新的基于TURBO编码的鲁棒性数字水印算法。
In order to solve in the image inserts the large capacity watermark difficulty major problem, designed and has realized one kind newly based on the TURBO codes robust digital watermark algorithm.
单个的数字水印算法或方案难以应付多种攻击方法的攻击，为此，文章对应用多水印方法提高水印抗攻击鲁棒性问题进行探讨。
Therefore, problems of the multi-watermark method applied to increase the anti-attack robustness of the watermarking are discussed in this paper.
根据协同学中的序参量理论，提出了一种对数字水印的鲁棒性进行评价的方法和标准，并从理论和实验上证明了这种方法的有效性。
Thirdly, finding Aimed at image watermark robustness, an evaluative method based on synergetic and its usage was first advanced. The experimental results demonstrate practicable.
基于这个不变的数字特征，本文提出了种基于图像DCT域的鲁棒性水印和脆弱性水印共存的双水印算法。
Based on this, the paper proposes a double watermarking algorithm based on DCT domain that the coexistence of robust and fragile digital watermarking can be achieved.
用于版权保护的数字水印设计的关键是水印信息嵌入的隐蔽性和抵抗攻击的鲁棒性。
The key of digital watermark to copyright protection is the imperceptibility and robustness for embedded information.
理论分析以及实验结果表明，文中给出的数字水印方法是有效的，具有良好的鲁棒性。
The theory analyses and the experimental results show that given algorithms are effective and they all have a good robustness and capacity against attacks.
摘要：目前，对数字水印鲁棒性的提高已有很多研究成果，但安全性的研究还有待加强。
Absrtact: There are many research developments on improving the robustness of digital watermarking. On the contrary, security has received little attention.
提出一种基于量化的鲁棒性数字水印技术。
A robust digital watermarking algorithm based on quantifying and error correcting coding technique is proposed.
实验表明该算法拥有好的视觉效果，提高了传统算法的鲁棒性，是一种实际可行的数字水印算法。
The experimental results show that the new algorithm is more secure and robust than traditional wavelet-chaos algorithm. The proposed method is feasible and efficient.
数字水印是近年来出现的一种新的数字多媒体产品版权保护技术，用于嵌入水印的算法的不同使得该技术的不可见性，鲁棒性等特性大相径庭。
Digital watermarking is a new technique for digital multimedia copyright protection, the differences of the algorithms make the robustness and the imperceptibility of this technique very different.
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