数字水印在帮助保持和验证数字作品的完整性上的应用具有独特的优势和广阔的前景。
Watermark has special advantage and foreground in helping to keep and verify integrity of digital work.
验证图像时需同时通过与摘要的对比以及与水印特征的对比来确定内容是否被篡改。
Image authentication needs to contrast with the digest and watermark character to confirm whether the content is tampered.
通过经典的图像水印系统对比实验证明了双混沌置乱能提高水印安全性和抗剪裁攻击攻击性能。
Through the classic image watermarking system contrast experiment, it proved that double chaos scrambling can enhance security and boost anti-offensive.
经实验证明，对水印文本进行格式调整、特征修改甚至部分内容删除等操作均不能去除水印。
It shows according to experiments that the watermark cannot be wiped off with the format adjusting, characteristic amending or contents' deleting.
实验证明，该水印算法对图像处理有较强的鲁棒性。
Experiments could prove that the watermark algorithm has strong robustness for image processing.
该文对脆弱性水印技术进行了一定的探讨，并通过简单实验验证了运用HASH函数md5的脆弱数字水印算法。
In this paper, the frail watermark is also discussed at some degree. The scheme on the frail watermark by using HASH function MD5 is testified by a simple experiment.
实验证明，该水印具有较好的透明性和较好的鲁棒性。
The experiments show that the algorithm has good transparency and robustness.
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，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.
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.
该协议包括版权注册协议、水印加载协议、验证协议和仲裁协议。
The proposition brings forward the protocols for copyright registering, watermarking embedding, watermarking detecting and dispute resolutions.
而脆弱水印则主要用来对图像进行防篡改验证，它能够检测到所添加水印的微小变化。
Fragile watermarks are used for authentication purposes and are capable of detecting minute changes of the watermark's content.
与主流算法之一的DCT水印算法比较，验证了该算法的优越性。
Comparison with the DCT watermarking algorithm, which is one of the popular algorithms, demonstrates the superiority of the present algorithm.
实验证明，该算法易于实现，具有较好的不可觉察性及鲁棒性，是一种实用的音频水印算法。
The experimental results show that the algorithm is realized easily and visually effective with satisfying imperceptibility and robustness.
该方案最大的特点是公开了水印识别器，允许最终用户以验证者的身份鉴别软件作品的可靠性和真实性。
The most important feature is to open the water recognizer, which allows the end user as a verifier to identify the reliability and the true copyright author of the software work.
并通过实验证明了数字水印和数字密写之间的区别。
Extensive experiments prove the differences between the digital watermarking and digital steganography.
本文设计的所有算法，包括水印生成、嵌入、检测、攻击、提取、验证均在MATLAB7.0环境中进行。
All the processed of the algorithms presented in this paper, including building, embedding, detecting, attacking, extracting and validating are realized by MATLAB7.0.
实验证明，水印算法对常见攻击具有较好的鲁棒性。
Experiment testifies that the algorithm has better robust to some common attacks.
实现了对基于路径的防篡改动态水印算法的验证，主要对水印嵌入和水印提取两个部分进行了测试。
Finally, the improved path based dynamic software watermarking algorithm is validated. Verification consists of watermarking embedding and watermarking retrieval.
本文还通过大量的仿真实验，验证了水印方案所具有的鲁棒性、安全性和良好的视觉效果，并提出了进一步研究的思路和方向。
By lots of simulation experiments, the paper verifies the robustness, security, and good visual quality of this scheme and puts forward the further research thoughts and direction.
本文还通过大量的仿真实验，验证了水印方案所具有的鲁棒性、安全性和良好的视觉效果，并提出了进一步研究的思路和方向。
By lots of simulation experiments, the paper verifies the robustness, security, and good visual quality of this scheme and puts forward the further research thoughts and direction.
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