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一种DCT变换的数字音频水印技术,可以进行水印的嵌入和提取-DCT transform of a digital audio watermarking technique that can be embedded and extracted watermark
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~~多种变换的数字水印源码DCT DWT-~ ~ A wide range of digital watermarking Transform DCT DWT source
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基于DCT变换的水印图像水印算法源代码(matlab实现)。将文件解压缩到MATLAB安装目录下的work文件夹中,然后打开aaa.m文件,运行即可。-Based on the DCT Transform Watermarking Image Watermarking Algorithm source code (matlab achieve). Extract the file to the MATLAB installation directory under the work folder
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一个mpg压缩的水印提取程序,考虑到了几种压缩格式,并基于此提出DCT频率域上的水印提取.对学习视频水印的人有help-Mpg compressed a watermark extraction procedure, taking into account several types of compression formats, and based on this proposed DCT frequency domain watermark extraction. For learning
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一种图像质心的 改进方法,可用于图像水印的归一化变换方法中-An image centroid method can be used to image watermarking normalized transform method
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数字水印程序,可以把一副图象隐藏进另一幅图象中,并在传输后解压出来-Digital watermarking process, could be an image into another piece of hidden images, and transfer out after the decompression
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图像数字水印的方案毕业论文MATLAB和典型的混沌系统-Image Digital Watermarking thesis MATLAB programs and typical chaotic systems
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基于dct变换的数字水印 matlab源码及测试用数据-Based on the DCT Transform Digital Watermarking matlab source code and test data
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基于matlab做的数字水印,文件包括源代码及原图像和加入水印后的图像,经过测试,能有效抗攻击-Matlab-based digital watermarking so that the document includes the source code and the original image and adding a watermark image, tested and effective anti-attack
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基于matlab小波工具箱的彩色数字图象水印技术。-Matlab wavelet toolbox based on the color digital image watermarking technology.
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基于DCT域的鲁棒水印,能抗击一定程度的压缩,剪切等攻击-Based on the DCT domain robust watermarking, can fight against a certain degree of compression, shear, such as attacks
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基于小波DWT域的脆弱水印,可以检测图像是否发生篡改-DWT-based wavelet domain fragile watermarking, can detect whether there has been tampering with images
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基于空域的脆弱水印,可以有效检测出图像发生篡改的区域-Airspace based on fragile watermarking can effectively detect the occurrence of tampering with the image of the region
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内容认证半脆弱水印算法的研究与实现,本程序实现图像的半脆弱水印,是基于DCT的算法,特别适合研究半脆弱水印的同志-Content authentication semi-fragile watermarking algorithm for Research and Implementation of, the procedures for the realization of the semi-fragile watermarking images is based on the DCT alg
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该水印算法具有以下特点:1)结合音频自身的特性,不仅能够自适应划分音频数据段,而且能够智能调节水印嵌入强度,增强了数字音频水印的鲁棒性;2)能够同时进行数字音频的版权保护与内容认证,并可大致确定篡改发生区域,仿真实验表明,文中算法不仅具有较好的不可感知性,而且对常规处理具有较好的鲁棒性,同时能够对替换等而已篡改做出报警并确定被篡改位置。-The watermarking algorithm has the following characteristics: 1) combined with t
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用MATLAB实现了该算法,并对所实现方法进行了验证,在步骤(3)中则给出了求出滤波器类型及参数的方案,并进行验证,在步骤(4)中通过MATLAB的AWGN函数等相关知识实现了AWGN信道的仿真。
本文首先介绍数字水印和音频水印的相关概念和发展概况,接着介绍了完成仿真工作所需的基础知识,之后提出DA/AD变换的仿真实现,-Using MATLAB realization of the algorithm, and the realization method of authenticatio
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小波变换的数字水印,有代码说明,试验结果说明-Wavelet Transform Digital Watermarking
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dct based visible watermarking algorithm
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关于数字水印的matlab源代码,将彩色图像的rgb分量提取出,分别嵌入水印-About digital watermarking matlab source code, the rgb color image to be extracted components, respectively, embedded watermark
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实现了添加水印及攻击水印的一些方法。攻击水印方法包括抖动攻击、滤波攻击、旋转攻击等-Add watermark and implementation of a number of methods to attack the watermark. Watermarking attack methods include jitter attacks, filtering attacks, spin attack
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