而不可见水印对图像的质量影响很小，并对常规图像处理操作具有良好的鲁棒性。
The impact of the invisible watermarks on the image quality is slight, and the invisible watermarks are robust to common image processing operations.
实验结果表明，两种水印算法均具有很好的不可见性，对常见的图像处理操作具有很强的鲁棒性。
The experimental results show that the watermarks generated with the proposed algorithm are invisible and robust against noise and commonly used image-processing technique.
数字水印是一种嵌入到图像、视频或者音频数据中的不可见标志，通过对水印信息的检测可以达到保护多媒体数据版权的目的。
Digital watermark is invisible mark embedded in digital image, video or audio documents, by detecting the information of watermarking to protect copyright of multimedia data.
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.
相关试验证明，本方案的水印稳健性和不可见性均达到了相当水平，运算复杂度也比较低。
The experimental results demonstrate that the watermark has the considerable perceptual invisibility and robustness, and the operation complexity is comparatively low in this scheme.
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。
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.
针对如何解决水印不可见性和鲁棒性矛盾这一问题提出了一种新的水印方案。
This paper proposes a new image watermarking scheme in order to solve the contradiction between imperceptibility and robustness.
实验表明，使用该方法能在确保水印不可见的同时提高水印的嵌入强度，从而可提高水印的顽健性，且该方法具有很好的适应性。
The experimental results show that the method can increase the watermarking strength so that the robustness of digital watermark is enhanced and that the method has very good adaptability.
实验结果证实了所提出的水印算法具有很好的不可见性，对JPEG有损压缩、噪声、剪切等攻击具有良好的稳健性。
The experimental results demonstrate that the watermarks generated with the proposed algorithm are invisible and robust against JPEG lossy compression and noise and cut processing.
如今一个有效的途径就是在图象或者视频序列中嵌入一个不可见的信号——称为数字水印，来进行版权保护。
One approach for copyright protection is to introduce an invisible signal, known as a digital watermark, into an image or video sequence.
结果表明两种图像水印算法均具有很好的不可见性，对常见的图像处理操作具有很强的鲁棒性。
The results show that two kinds of image watermarking algorithms do not all have good visibility of the common image processing operations are highly robust.
缓解了水印的不可见性与鲁棒性之间的矛盾，提高了水印安全性。
This algorithm mitigate the illogicality between the robustness and invisibility and enhance the watermarking security.
实验结果表明，该算法具有不可见性，对于通常的图像失真具有较好的鲁棒性，说明最低频成分并不是水印的禁区。
Experimental results show the algorithm is invisible and robust to certain common distortions. Thus the lowest frequency component is not prohibition for watermarking.
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。
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.
该算法完全基于多媒体信号的内容生成特征水印，进而将其不可见的隐藏于原始信号中，从而达到对原始信号进行内容保护的目的。
As for the target signal ot be protected, a feature watermark is automatically generated according to its content and is hidden imperceptibly in the original signal.
该方案较好地兼顾了对图像水印的不可见性要求和鲁棒性要求。
The scheme meets properly the requirement of invisibleness and robustness for watermark.
兼顾数字水印的稳健性和不可见性要求，提出一种根据图像内容确定嵌入数字水印图像强度的方法。
Considering the requirement of watermarks robustness and imperception, we present a method which can definite the intensity of the image embedded by digital watermark by the content of image.
借助于该视觉模型，很容易权衡水印鲁棒性和不可见性的关系。
Assisted by the Watson visual model, it is convenient for balancing the relationship between watermark robustness and visual transparency.
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.
为了提高抗几何攻击性能，同时保证不可见性，提出了一种结合傅立叶-梅林变换和零水印概念的图像水印算法。
In order to improve performance of resistance to the geometrical attack while keep invisible, a zero-watermark algorithm for digital image based on Fourier-Millin transforming is proposed.
水印的嵌入量、不可见性以及鲁棒性互相影响和制约。
The capacity, the invisibility, as well as the robustness of watermarking interact with one another.
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。
Experimental results demonstrate that the watermark is invisible and robust against common image lossy compression and noise.
实验表明，本方法保证了水印信息的安全性，有较好的不可见性和鲁棒性。
The results of the experiment indicate that the method can assure the security of the watermark, and the destination image has good invisibility and robustness.
实验表明，本方法保证了水印信息的安全性，有较好的不可见性和鲁棒性。
The results of the experiment indicate that the method can assure the security of the watermark, and the destination image has good invisibility and robustness.
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