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watermark_2
- 提出了一种离散小波变换域实现图像水印的方法。这种算法充分利用小波变换的特点,把原始图像及水印图像塔式分解,在多分辨率分解后的相同的频段来嵌入水印信息。该方法也利用了人眼视觉特性,算法简单而有效。实验证明,该算法较好地解决了水印不可见性与鲁棒性之间的矛盾,对常见的水印攻击都有较强的鲁棒性。-presents a discrete wavelet transform domain image watermarking method. This algorithm using wavelet tran
dwtwatermark
- 图像先进行DWT一级分解，用两个不相关的伪随机序列分别代表水印信息中的0和1，潜入到小波分解后的LH和HL两个字图上。 注：整个算法分水印嵌入和水印提取两个部分。-images conduct a DWT decomposition, with two not related to the pseudo-random sequence representing the watermark of 0 and 1, sneaked into the wavelet decomposition o
liftwavedec2123
- 用于图像小波变换处理，在数字水印的嵌入和提取过程中应用。-wavelet transform for image processing, digital watermark embedding and extraction process applications.
12456897514254265825
- 文章利用MATLAB语言及其小波工具箱，采用小波变换算法，开发数字水印嵌入系统，通过对原始静态图像和二值图像水印进行小波多分辨率分解，组合对应方向上的小波细节子图数据，从而实现了在原始静态图像上嵌入二值图像水印。有部分代码-article using MATLAB language and its toolbox, wavelet transform algorithm, development of digital watermark embedded systems, right throu
dft_embed
- 小波变换,C++源程序.小波变换，嵌入，提取水印程序。-wavelet transform, C source files. Wavelet transform, embedding, watermark extraction procedures.
dwtshuzishuiyin
- 摘 要 数字水印技术是近年来图像保护技术研究领域的一个热点,本文提出了一种基于小波变换的图像数字 水印嵌入算法的Matlab实现\"实验结果表明,该算法具有较好的视觉效果和透明性\" 关键词 图像保护 小波变换 数字水印 Matlab-Abstract digital watermarking technology is the image in recent years to protect technical fields of study a hot, This paper pre
logistic_DWT
- 数字水印的matlab程序 嵌入 提取的全过程，小波域 ，空间域-digital watermark embedded in the extraction process Matlab the entire process, wavelet domain, the spatial domain
5.25
- 小波变换实现的水印，把水印信息嵌入中频 ，并附带有水印提取算法实现-wavelet transform the watermark, the watermark embedded IF, together with watermark extraction algorithm
chooseCoeffByThreshold
- 用小波变换为数字图像添加水印时，用来选择待嵌入系数的方法-wavelet transform for the digital watermark images added, to be used to choose the method of embedding coefficient
MyWaterMark
- 对256色灰度图像或24位彩色图像利用小波变换加载水印，并提取水印-pair of 256-color gray-scale images or 24-bit color images using wavelet transform load watermark, watermark and Extraction
dvwatermark
- 在图像中嵌入水印的matlab源代码（cox算法，cdma方式，以及小波变换方式），及嵌入结果图片-image in the watermark embedded in the source code Matlab (cox algorithm, cdma, and the wavelet transform mode), and the results of embedding Photo
各种数字图象处理
- 各种数字图象处理方法（锐化，小波变换，水印嵌入等等）。-variety of digital image processing methods (sharpening, wavelet transform, watermark embedding etc.).
shuzishuiyin
- 利用小波变根据二进制数（水印）来改变图片，提取其中一个子带的直方图 -using wavelet under binary variable (Watermark) to change the picture, an extract of which the histogram subband
wavelettransformdigitalwatermark
- based on wavelet transform digital watermark
dct1_watermarked
- Firstly, research on robust image watermarking. A digital watermarking scheme based on wavelet transform was proposed. It realizes the watermarking extract without the original image using 64×64×8 bit gray image as the watermark signal. In order to e
水印算法
- 在对原图像进行双正交7／9三级小波分解后 ，在第二级的水平、垂直、对角以及第三级对角分量上加入水印系数，再经过小波反变换重构出图像。-in the original image Biorthogonal 7 / 9 3 wavelet decomposition, in the second-class level, vertical, diagonal, and the third-class right angle to add weight coefficient watermark, a
基于双正交小波分解的水印算法
- In the original image Biorthogonal 7 / 9 3 wavelet decomposition, in the second-class level, vertical, diagonal, and the third-class right angle to add weight coefficient watermark, after wavelet-transform reconstruct images.
119128624MATLAB2660-3160
- 水印技术 充分了解数字水印技术在版权保护，尤其是在多媒体数据版权保护等方面的重要作用和前景， 通过几种基于小波变换的数字水印和其他经典的数字水印方案的研究比较，验证小波域的水印的透明性鲁棒性等特点。 要求利用工具进行仿真试验。-Watermarking technology to fully understand the digital watermarking technology in copyright protection, especially in the multim
waterpicture
- 水印的发展在21世纪将会在世界普遍范围内迅速发展，本程序包括数字水印的小波变换算法，使初学者对水印有一个大致的了解-Watermark development in the 21st century will be in the world within the general scope of the rapid development, this process includes the digital watermark wavelet transform algorithm, so th
watermarkplugeout
- 基于小波变换的数字水印提取，可以与嵌入程序一起使用，很好的小波应用基础。-wavelet-based watermark pluge out from digtal image，use wavelet decompose.