Robust watermark is commonly used in copyright certification.
鲁棒水印是进行版权认证常用的技术。
DCT based robust watermarking technique is to adjust the DCT coefficient to watermark.
基于DCT变换的鲁棒性水印方法是通过调整dct系数来嵌入水印信息的。
In this paper, a fast and robust watermark embedding algorithm for H. 264 is proposed.
因此我们所要提出的这个方法，其中之一的特点就是快速。
The original watermark is divided into the robust watermark and the semi-fragile watermark for copyright protection and image authentication.
原始水印分为鲁棒水印和半脆弱水印，分别用于版权保护和图像认证。
Embedding robust watermark and fragile watermark in one image simultaneously, an algorithm of compound, adaptive digital watermarking was presented.
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。
Experimental results show that the robust watermark can provide high robustness to conventional attacks, and malicious tampering, it has good accuracy of tamper localization.
实验结果表明，该算法能有效抵抗各种常规攻击，区分常规攻击与恶意篡改，并能对恶意篡改进行定位。
The main problem to research halftone digital watermarking is how to ensures the robust of watermark and the vision of halftone images at the same time.
半色调图像数字水印研讨的主要难点是如何在保证嵌入水印健壮性的前提下绝可能地保证宿主图像的视觉后果。
Experimental results show that the watermark is imperceptible and the algorithm is robust to many attacks, such as MP3 compression, noise addition, requantization, low pass filtering and so on.
实验结果表明，水印系统对MP3压缩、噪声干扰、重量化、低通滤波攻击有一定的鲁棒性。
In order to differentiate incidental attacks and malicious attacks, semi-fragile watermark must be robust against content-protection image processing.
为了能够区分偶然攻击与恶意篡改，半脆弱水印需要对一般的内容保护图像操作有一定的鲁棒性。
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.
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。
It embeds the watermark bits on the DC of the DCT transform coefficients, for most JPEG quality factor, the method is proved to be robust and effective.
通过对图像做仿jpeg流程的处理，在DCT变换的直流系数上嵌入水印，对于各种常用的JPEG压缩量化因子，可以得到良好的水印嵌入效果。
A robust blind watermark detection technique is proposed.
提出一种稳健的盲水印检测技术。
Because the watermark is embedded redundantly in the whole band of the model, the approach is robust against various attacks.
由于水印被冗余地嵌入在模型的整个频带上，该算法可有效地抵抗多种攻击。
Experimental results show the watermark is invisible and robust to common image processing operations such as JPEG compression, cropping, resizing, median value filtering and noise perturbation.
实验证明，水印具有不可见性，对通常的图像处理，如JPEG压缩、剪切、缩放、中值滤波等以及噪声干扰都具有很强的鲁棒性。
In this paper, a robust audio watermark technique is discussed.
本文主要研究鲁棒音频水印技术。
The robust performance of the embed watermark is enhanced by the information enlarged technique.
采用信息放大技术，加强水印的嵌入强度。
The experimental results show that the embedded watermark is robust against the attacks such as frame drop, swap and collusion.
对于丢帧、帧重组以及共谋攻击有很强的鲁棒性。
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.
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。
The results demonstrate that the watermark is robust for general signal processing and geometric distortions.
实验表明，采用该算法实现的水印对常见的图像处理和几何变换具有很好的鲁棒性。
As the brightness of the embedded category exchange DCT coefficients, and so we can ensure video effects without really premise, so that the watermark is very robust.
另外因为嵌入到亮度类dct的交流系数中，所以可在保证视频后果不失真的前提下，使水印具有很强的健壮性。
The experimental results show that not only does this algorithm make the watermark invisible, but the imbeded watermark also has the strong robust upon the geometry distortion in the spa.
实验结果表明，该算法不但使水印具有不可见性，而且所嵌入的水印对空间几何失真和信号处理等具有较强的鲁棒性。
This paper proposes a novel robust spread-spectrum (ss) audio watermarking scheme based on DWT, in which a watermark is embedded into wavelet domain which original audio signal is transformed to.
文章提出一种基于小波变换的新颖的鲁棒语音扩谱水印算法。算法对原始语音进行离散小波变换，利用扩谱水印技术将水印隐藏到小波域。
The experiment result shows that the synchronization method can synchronize the detector with the watermark perfectly and that the watermark is robust to affine transformation attack.
实验表明，使用该方法能较好地恢复图像，有效地同步水印检测器与水印信号，从而使水印对仿射变换攻击具有鲁棒性。
Dynamic data analyses are difficult, so this kind of watermark is more robust to watermark attacks.
因为分析动态数据的困难性，这种动态水印对水印攻击的抵抗能力较强。
Proposes a new lossy robust spread spectrum watermark algorithm.
提出了一种新的无失真鲁棒扩频水印方法。
Experimental results demonstrate that the watermark is invisible and robust against common image lossy compression and noise.
实验结果表明，算法实现的水印具有不可见性，而且对于常见图像压缩和噪声干扰具有很好的健壮性。
In addition, the watermark has strong robust when the video frequency effect is not dropped, because the watermark is embedded in luminance AC domain.
另外因为把水印嵌入到亮度dct的交流系数中，可在保证视频后果不失真的前提下，使水印具有很强的健壮性。
The experimental results and attack analysis show that the watermark algorithm is robust against some image processing operations, such as JPEG lossy compression , rotation, cropping and noise adding.
实验结果表明该水印算法具有良好的抗JPEG压缩、旋转、裁剪和加噪等常见攻击的能力。
The experimental results and attack analysis show that the watermark algorithm is robust against some image processing operations, such as JPEG lossy compression , rotation, cropping and noise adding.
实验结果表明该水印算法具有良好的抗JPEG压缩、旋转、裁剪和加噪等常见攻击的能力。
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