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xiaobobian
- 本代码是一些关于水印处理的一些算法用小波变换来实现,在嵌入水印之后用各种攻击检验算法的鲁棒性-The code is some deal about a number of watermarking algorithm using wavelet transform to achieve, in the embedded watermark after the attacks with a variety of test algorithm robustness
shuzishuiyin
- 在C++编译环境中实现在图形图像上加数字水印的功能-In C++ compiler environment increases in the graphic image on the function of digital watermarking
DCTDWT
- 基于DWT和DCT的图象水印算法,过程简单,效果一般-DWT and DCT-based image watermarking algorithm, the process is simple, the effect of general
DCT
- 该程序利用matlab实现了基于DWT的数字图像水印-Matlab use the program to achieve the DWT-based Digital Image Watermarking
matlab
- 基于MATLAB的数字水印技术研究 关键词:数字水印 Matlab Visual C++6.0 DWT DCT -MATLAB-based digital watermarking technology research Keywords: digital watermarking Matlab Visual C++6.0 DWT DCT
dwtandwatermark
- 基于小波变换的数字水印及matlab实现 数字水印技术作为一门有效的多媒体版权保护技术受到越来越多的关注提出了一种基于小波变换的图像数字水 印算法。依据人眼视觉特性, 将数字水印信息嵌入到经过小波变换后的图像的高频子带纹理区内, 人眼不易察觉, 再利用含 水印图像和原始图像提取出嵌入的水印采用多幅图进行实脸, 结果表明, 该数字水印算法具有较好的隐蔽性, 而且对常见 的图像处理操作攻击具有较好的香棒性-dwt watermark
textwaterwarking
- 几种常用的文本水印算法,适合初学者学习,容易掌握文本水印的关键技术。-Several commonly used text watermarking algorithm, suitable for beginners to learn, easy to grasp key technologies for the text watermark.
pic393
- 频域法加入数字水印的原理是首先将原始信号(语音一维信号、图像二维信号)变换到频域,常用的变换一般有DWT、DCT、DFT、WP和分形。然后,对加入了水印信息的信号进行频域反变换(IDWT、IDCT、DFT、WP),得到含有水印信息的信号。-Frequency-domain digital watermarking method by adding the principle is that first of all, the original signal (voice signal of on
watermark
- 水印程序,基于DWT变换的文字水印程序,有比较好的鲁棒性和其他性能-Watermark program, based on DWT transform text watermark procedures, better robustness and other performance
SpaceWatermark
- 一种图像水印算法。利用图像的LSB在图像叠加噪声时影响很小的特点,提出一种基于LSB的图像水印算法-An image watermarking algorithm. The LSB in the image using image overlay little effect on the characteristics of the noise when the proposed LSB based Image Watermarking Algorithm
EasyWaterMarkingCodes
- 数字水印的入门代码,包括LSB DCT CDMA DWT,在原有收集上加了详细的注释,易于学习理解-Watermarking entry code, including LSB DCT CDMA DWT, add in the original collection of detailed notes, easy to learn to understand
CollectionsofWaterMarkingAttack
- 关于各种数字水印攻击的MATLAB代码,可以用于仿真实验,调用方便简单-Digital watermarking attacks on a variety of MATLAB code that can be used for simulation experiments, to facilitate a simple call to
DWTandSVDWatermark002
- 这是一个数字图像处理应用之数字水印程序,开发工具是Matlab.所用算法是DWT和SVD-This is a image and signal processing program which is developed by Matlab with DWT.It s also called watermark.
DWT_DM
- 急于DWT的DM算法,实现水印的潜入,提取-dwt ,and dm , from dwt to dwt-dm
DWT_shuiyin
- 提出了一个新的基于量化抖动和模式分组编码的盲数字图像水印算法,该算法首先在DWT(离散小波变换)的第 二层中频子带中随机选取相应位置的绝对值最大的系数作为水印的嵌入区间,对小波系数进行量化并根据分组编码原 理生成预嵌入模式,然后将一个二值水印图像嵌入到模式当中。-Proposed a new model based on quantitative jitter and packet-coded blind digital image watermarking algorithm, the
cccUSB
- 基于DCT和DWT的图像水印算法,离散小波变换 离散余弦变换-DCT and DWT-based -cc
SVD_DWTimage
- 提出了一种新的基于离散小波变换(DWT)与奇异值分解(SVD)相结合的数字图像水印算法。该算法将原始图像作小波分解并将小波分解得到的低频子带进行分块,对每一块进行奇异值分解后,选取每块中最大的奇异值通过量化的方法嵌入经过Arnold置乱后水印信息。-A new wavelet transform based on discrete (DWT) and Singular Value Decomposition (SVD) combination of digital image watermark
DWT
- 两个图像的峰值信噪比(psnr)计算公式 归一化系数计算 dwt嵌入数字水印-PSNR of two images (psnr) formula normalized coefficients dwt Watermarking
DWT_recovery
- 一段基于DWT图像数字水印的恢复,DWT被分成好几块-DWT-based digital watermark recovery
matlab
- 一段基于DWT的数字水印的MATLAB代码,图像分块,水印受攻击-A DWT-based digital watermarking of MATLAB code, image segmentation, watermarking attacks