搜索资源列表
watemarkr
- 一种基于DCT变换的音频数字水印,将MP3音乐声音文件转化为WAV声音文件,将水印信息嵌入到WAV声音文件,再将WAV声音文件转化为MP3音乐声音文件。 -DCT-based audio digital watermark, the MP3 music sound files into WAV sound files, the watermark information embedded into the WAV sound files, and then WAV sound files int
dct1_embed
- 数字水印嵌入算法,利用离散余弦变换的(dct)算法-Digital watermark embedding algorithm, using discrete cosine transform (dct) algorithm
dct2_embed
- 数字水印嵌入算法,利用离散余弦变换的(dct)算法,对以往的算法有所改进-Digital watermark embedding algorithm, using discrete cosine transform (dct) algorithm, an improvement on previous algorithms
dct2_recover
- 数字水印提取算法,利用离散余弦变换的(dct)算法,对以往的算法有所改进-Digital watermark extraction algorithm using discrete cosine transform (dct) algorithm, an improvement on previous algorithms
1
- 基于DCT的数字水印matlab源码,对于初学者很有用-DCT-based digital watermarking matlab source code, useful for beginners
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
watermark
- 基于DCT变换的数字水印实现,实现可数字水印的嵌入和提取,是MATLAB7.0环境下开发的- Itisa
DCT_SVD
- 本文提出一种在原始视频DCT(离散余弦变换)与SVD(奇异值分解)域自适应嵌入水印的算法。算法首先将视频流分割成一个个场景,场景中的视频图像被变换到DCT-SVD域中,水印量化嵌入在最大奇异上,实现了水印盲检测。同时实验证明该算法在满足透明性要求下也满足一定的鲁棒性要求,能够抵抗低通滤波、中值滤波、椒盐噪声、高斯噪声、H.264压缩攻击以及统计攻击和帧剪切等攻击。-This paper presents an original video in the DCT (Discrete Cosine
SVM_GA
- 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
Logistic
- 基于Logistic混沌映射的DCT域脆弱数字水印算法-Logistic chaotic map based on fragile digital watermarking algorithm for DCT domain
yousun
- 基于dct变换的水印算法,并进行有损压缩情形下的水印嵌入和提取-Dct transform based watermarking algorithm, and for lossy compression case the watermark embedding and extracting
watermark
- 基于DCT的水印图像matlab代码,主要是水印嵌入和水印提取两大主要部分-DCT-based image watermarking matlab code, mainly watermark embedding and watermark extraction are two main parts
hidedctadv
- 基于DCT的信息隐藏算法,水印技术方面的,用matlab开发的-Information hiding algorithm based on DCT, the watermark technology, developed with matlab
ziliao
- 基于DCT变换的信息隐藏(数字水印)嵌入算法的设计(Matlab-DCT-based information hiding (digital watermark) embedded in the design of algorithms (Matlab
dct_transform
- dct快速变化,对于基于dct的数字水印算法有很大的帮助。-dct algorithm.
keben10dct
- 基于纹理分析的dct域的自适应鲁棒水印嵌入,提取-Based on Texture Analysis dct domain adaptive robust watermark embedding,abstract
dctwater
- 一种基于DCT域的不可见数字水印算法,文章源于IEEExplore-PERCEPTUAL DIGITAL WATERMARK OF IMAGES USING WAVELET TRANSFORM.pdf,down loaden from IEEE xplore
blinddct
- 一种基于DCT域的全盲数字水印,文章下载于IEEE XPLORE-Based DCT domain blind watermarking, the paper available on the IEEE XPLORE
SVD-BASED
- 一种基于奇异值分解的数字水印技术,这是一篇很经典的文章,再此文章之后,基于svd的水印技术大量出现-a digital watermarking technologybased on Singular value decomposition , which is a classic article, and then, after this article, the watermarking technique based on large numbers of svd
dct
- M=512 原图像长度 N=64 K=8 I=zeros(M,M) J=zeros(N,N) BLOCK=zeros(K,K) 显示原图像 I=imread( f:\ceshi\yuanshitu.bmp ) figure imshow(I) xlabel( 原始图像 ) 显示水印图像 J=imread( f:\ceshi\logistic_nuaa64.bmp ) figure imshow(J) xlabel(