【Key words】 digital watermarking； watermark attack； watermark security； watermark robustness； asymmetric watermarking； symmetric watermarking；
基于6个网页-相关网页
The task of the research on the watermark security is to prevent watermark from being removed or modified maliciously when the watermark detection method is public.
对于水印安全性研究，由于假定公开检测而使防止水印不被非法删除或修改非常困难。
参考来源 - 数字水印技术研究与应用·2,447,543篇论文数据，部分数据来源于NoteExpress
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.
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.
分数傅里叶变换具有空域和频域双域表达能力，可以对原始图像和水印信号分别进行不同阶次的分数傅里叶变换以增强水印安全性。
The FRFT has signal representation property both in space and frequency domain. The original image and the watermark is transformed with different orders to improve watermarking security.
应用推荐