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- Resistance to geometric attacks is a difficulty of digital watermarks,and it is also a bottleneck in practical use. 设计抗几何攻击的数字水印算法是数字水印技术研究中的难点,也是数字水印技术实用化的一个瓶颈。
- Yao Zhao, Reginald L. Lagendijk，VIDEO WATERMARKING SCHEME RESISTANT TO GEOMETRIC ATTACKS，IEEE International conference on image processing 2002,USA. 桑茂栋，赵耀，抵抗几何攻击的数字图像水印，电子与信息学报，第12期，第26卷，2004
- After watermark synchrony，correlation is used as judge criterion.Simulation result shows that the method is practicable with higher robustness as shearing and geometric attacks. 实验表明，该方法可行，具有强的抗压缩、几何攻击性，不可见性，鲁棒性。
- Review on Blind Watermarking Against Geometric Attack 抗几何攻击的盲数字水印技术
- The experiment results show the algorithm has imperceptibility and robust to common image processing operations and some geometric attacks,such as JPEG lossy compression,additive noise ,cropping,and so on. 仿真实验结果表明,该算法具有较大的鲁棒性和不可见性,能抵抗裁减、压缩、加噪、增强等图像处理操作。
- Experiment results show that this algorithm can restore distortion caused by global and local or no-linear geometrical attack, and it is practical and effective. 实验结果表明，该算法可以从全局和局部或非线性几何攻击中恢复失真，是实用和有效的。
- The article is a savage attack on her past action. 那篇文章对她过去的行为进行了恶毒的攻击。
- One squadron peeled off to attack enemy bombers. 一中队战机脱离编队攻击敌轰炸机群。
- Not situated at or in the geometric center. 离心的不位于或在几何中心的
- She had an attack of indigestion yesterday. 她昨天消化不良。
- The commander chalked out his plan of attack. 司令官对进攻计划作了粗略的介绍。
- The attack on Pearl Harbor was a crushing calamity. 偷袭珍珠港(对美军来说)是一场毁灭性的灾难。
- The attack would bog down sooner or later. 进攻迟早会陷入停滞状态。
- An attack of fever carried Gary off. 加里突然患了一种热病，不幸死亡。
- The bacillus can attack us from many ways. 细菌能从许多途径侵入我们。
- The attack on the ship is viewed as an act of war. 攻击了那条船已视作战争行为。
- The watermarking technique robust to both signal processing attacks and geometrical attacks is one of the hotspots and difficulties in the digital watermarking research. 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。
- He's still convalescing from a heart attack. 他仍在心脏病突发後的疗养中。
- Experiments demonstrate that the technique can well withstand such geometrical attacks as rotation, scaling, shearing and translation, and JPEG lossy compression. 区域水印嵌入方法的提出 ;进一步提高了水印检测的准确性 .;试验表明该技术能够很好地抵抗诸如旋转、缩放、剪切和平移等几何攻击以及JPEG有损压缩
- Our orders are to attack their left flank. 我们的命令是攻击他们的左翼。
