搜索资源列表
-
0下载:
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
-
-
3下载:
matlab数字水印程序m文件程序,用的是小波变换中的dwt方法,并且把小波变换分成了四个子带,选择的LL子带。svd算法与dwt相结合,加密方法是混沌加密。与我刚才上传的dwt_svd_GUI.rar是一个程序,一个是gui的,一个是m文件。,m digital watermarking matlab program documentation procedures, using a wavelet transform method in the dwt and the wavelet tra
-
-
0下载:
数字水印matlab程序,只是简单的svd跟最简单的置乱方法Arnold的应用。没有用到小波算法。上传的dwt_svd_GUI.rar是完整的数字水印算法,用的是混沌加密。-Matlab digital watermarking process, with the svd simply the easiest way to Arnold scrambling applications. Wavelet algorithm is not used. From the dwt_svd_GUI.rar
-
-
0下载:
采用小波变换的方法实现了数字水印的嵌入与提取,效果非常不错!-Using wavelet transform method to achieve the digital watermark embedding and extraction, the effect is very good!
-
-
0下载:
提出一种基于支持向量机( SVM)和遗传算法(GA)的离散余弦变换(DCT)域盲数字图像水印方法. 该方法能自适应于图像的局部特征. 依据图像块的局部特性,利用SVM对图像块分类,自适应地确定水印嵌入强度, GA用来优化水印嵌入位置. 实验结果表明该方法有较好的不可见性和较强对抗攻击的鲁棒性.-Based on support vector machine (SVM) and genetic algorithm (GA), discrete cosine transform (DCT) doma
-
-
0下载:
基于小波变换和HVS的数字水印算法研究,采用小波变换算法给图像嵌入数字水印。-Digital watermarking algorithm based on wavelet transform and HVS embedded digital watermark to the image using wavelet transform algorithm.
-
-
0下载:
在Matlab环境下实现图片的水印嵌入,利用离散小波变换,较好的实现了应有的功能,并且通过计算PSNR值很好的验证了水印算法的不可见性和鲁棒性。-Watermark image is realized in Matlab environment, using the discrete wavelet transform, achieve a better functions, and are in good agreement with the watermark imperceptibilit
-
-
0下载:
这是一个用小波变换实现的数字水印的源代码,希望对大家有帮助。-This is a digital watermarking using wavelet transform source code, we hope to help.
-
-
0下载:
变换域加密图像数字水印算法研究
本文主要对图像数字水印算法进行了研究,主要利用离散小波变换实现数字水印的嵌
入和提取,这是因为小波变换可以将信号或图像进行多分辨率分解,具有放大、缩小和
平移的数学显微镜功能,利用小波分解的特性可以将水印信息嵌入到载体图像的不同区
域,更好地抵抗各种信号处理操作。-Transform domain encrypted image digital watermarking algorithm of this paper, the image wate
-
-
0下载:
用matlab实现的基于三级小波变换的数字水印源程序,能够实现水印的嵌入和提取。-Using matlab realize the three wavelet-based digital watermarking program to achieve watermark embedding and extraction.
-
-
0下载:
Using weighted model nodes in the network strength and weight are power law distribution, Including the MUSIC algorithm, ESPRIT algorithm ROOT-MUSIC algorithm, Based on wavelet transform digital watermarking algorithm matlab code.
-
-
5下载:
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
-