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数字水印对抗几何攻击方法的研究
- 数字水印对抗几何攻击方法的研究膏净，台莉春，张志请(同济大学计算机科学与工程系，上海200092)搞蔓：提出了一种新的基于图像原点矩的几何变换参数估计算法，经实验验证它能有效地估计图像的旋转角度和尺度缩放参数，利用这些参数可以对被测水印化载体图像进行相应校正和水印检测。-confrontation geometric digital watermarking method of attack paste net, Taiwan-Li-chun, Zhang requested (Tongji U
dwt_recover
- we embed watermarks in the original circles. In this way, the synchronization issue for watermark embedding and detecting can be best solved. Simulation results show that this method can resist variety of Geometry Attack, such as rotation, scaling, s
work.rar
- 数字水印进行LPM 和DFT变换，LMP变换后图像将抵抗旋转等攻击,Digital Watermarking for LPM and the DFT transform, LMP will be transformed image rotation, such as resistance to attack
dakedwt1
- 数字水印技术攻击试验，实现噪声、滤波、剪切、压缩、旋转攻击-Digital Watermarking attack test, realize noise, filtering, shear, compression, rotation attack
Gamemeun
- 一款简单的休闲类小游戏 通过转动手机的方向 控制主角 以此来躲避顶上子弹的攻击-A simple casual game by the direction of rotation of the phone to control the protagonist in order to escape the top of the bullet' s attack
dakedwt1
- 数字水印技术攻击试验，实现噪声、滤波、剪切、压缩、旋转攻击-Digital Watermarking attack test, realize noise, filtering, shear, compression, rotation attack
Kyoshiyou
- 抗旋转攻击的数字水印方法，其鲁棒性和不可视性都有很强改进，尤其在抗旋转攻击方面。-Digital watermarking anti-rotation attack, its robustness and visibility has a very strong improvement, especially in the anti-rotation attacks.
MATLB
- 选择两张图片，一张水印图，一张嵌入图，将水印图进行Arnold置乱算法将其置乱，嵌入到嵌入图中，形成数字零水印，选用白噪声、高斯低通滤波、压缩、剪切、旋转攻击测试。以此观察图像鲁棒性(Select two pictures, a watermark and an embedded graph. We will scramble the watermark image with Arnold scrambling algorithm and embed it into the embedded m
MATLAB数字水印[dwt+dct多攻击+GUI界面]
- 本课题为基于MATLAB的小波变换dwt和离散余弦dct的多方法对比数字水印系统。带GUI交互界面。有一个主界面GUI，可以调用dwt方法的子界面和dct方法的子界面。流程包括，读取宿主图像和水印图像，嵌入，多种方法的攻击（剪切，加噪，旋转等），提取，最后利用psnr峰值信噪比进行评价不同攻击下，鲁棒性的好坏。(This topic is based on MATLAB wavelet transform DWT and discrete cosine DCT multi method comp
基本数字水印和DCT数字水印
- 掌握基本数字水印和DCT数字水印的实现和检测方法；检验DCT数字水印，抵抗高斯噪声攻击、椒盐噪声攻击、剪切攻击和旋转攻击的能力。(Grasp the implementation and detection methods of basic digital watermarking and DCT digital watermarking, and test the ability of DCT digital watermarking to resist Gauss noise attack,