搜索资源列表
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- matlab实现的小波变换彩色图像水印嵌入和提取程序-matlab wavelet transform color image watermark embedding and extraction procedures
DIGITAL-WARTERMARKING
- 使用DCT和小波变换的数字音频水印生成/解码程序,可存活于方差0.05的高斯白噪声及不同程度的剪切。内含程序/测试文件介绍。-Digital wartermarking encoding/decoding program with DCT and wavelet transform. nice robustness against Gaussian noise with variance less than 0.05 and any type of cropping attack. fu
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- 载体图片和水印图片都三次小波变换后,水印嵌入图片中,此程序是数字水印DWT小波变换的嵌入部分,连找再修改通过不容易。适合研究DWT小波变换的学习者使用。-Vector images and watermark images are three times after the wavelet transform, watermark embedding picture
RdwtSvdWatermarking
- 将原始载体图片经过一维冗余离散小波变换分成四个子频带,分别对每个子频带进行奇异值分解, 将水印图片灰度值直接按比例缩小嵌入到奇异值矩阵中,再将此矩阵进行一次奇异值分解得到奇异值当做此子带的奇异值, 重建此子带矩阵,而后将进行反冗余离散小波变换得到嵌入载体后的水印图像。-The original image after the one-dimensional vector redundant discrete wavelet transform is divided into four subba
watermark
- 利用小波变换实现的图像处理功能的matlab程序,关于图像水印的程序-Image watermarking program
dwt4
- 利用小波变换DWT来实现图像水印处理的matlab程序-Image watermarking program
dwt3
- 利用小波变换DWT实现图像水印处理的matlab程序-Image watermarking program
DWT2
- 利用离散小波变换DWT实现关于图像水印处理方面的功能-Image watermarking program
xiaobozongjie
- 小波分析用于去噪,图像压缩,边界扭曲,分解与重构,图像融合,数字水印,边缘检测例子源码-Wavelet analysis for denoising, image compression, border distortion, decomposition and reconstruction, image fusion, digital watermarking, edge detection source code examples
a
- matlab实现的小波变换彩色图像水印嵌入和提取程序-matlab wavelet transform color image watermark embedding and extraction procedures
dwt-video--watermarking
- 基于dwt的视频数字水印源代码,使用小波变换,在视频中嵌入水印信息。-Dwt based video watermarking source code, the use of wavelet transform, the watermark is embedded in the video.
test1
- 利用小波变换进行数字水印的嵌入和提取-Using wavelet transform digital watermark embedding and extraction
Watermarking-algorithm-based-on-WT
- 基于小波变换的零水印算法,包括水印的嵌入及提取,用到了阿诺德变换-Zero-watermarking algorithm based on wavelet transform, including the watermark embedding and extraction, use Arnold transformation
watermark-PDCTPDWT
- 文件中包括了小波变换和DCT联合水印的代码,另外还有提取方法-Document includes joint wavelet transform and DCT watermark code, in addition to the extraction method
watermark-matlab
- 各种数字水印的matlab源代码,包括离散余弦,小波变换等-Various digital watermarking matlab source code, including the discrete cosine transform, wavelet transform etc.
matlab-dwt-shuiyin
- matlab小波变换 实现数字水印 源码-matlab shuiyin
daima
- 基于小波变换的图像数字水印算法研究 分析讨论了数字水印技术的基本原理、典型算法及数字水印的攻击方法,提出了一种基于离散小波变换的数字水印算法。该算法实现了基于小波变换的盲数字水印的嵌入和提取,提高了水印的安全性;将水印嵌入到原始图像离散小波变换的低频子带中,保证了算法的鲁棒性;利用人类视觉系统确定水印的嵌入强度,提高了水印的不可感知性。并在Matlab的环境下对该算法进行了实验。实验结果表明该算法对滤波、JPEG2000压缩等攻击手段具有较强的鲁棒性。-Image digital waterma
zongjie
- 各种视频水印技术的总结,包括小波变换,DCT变换,混沌算法等。-Summary of the various video watermarking technology, including wavelet transform, DCT, chaos algorithm.
Wavelet_waterprint_process
- 在图像中加入水印,使用2维离散Daubechies小波变换在图像中加入水印,重构图像,通过检测阈值,将阈值对应水印分离。-Add watermark in the image, using two-dimensional discrete wavelet transform Daubechies watermark in the image, the reconstructed image, through the detection threshold, the threshold corre
audiowatermarking
- 基于小波域变换的数字音频水印算法,该算法对音频信号实施小波变换,对精细分量的能量进行比较,根据能量比较的结果及水印比特,结合人类听觉系统,采取缩小或不改变精细分量能量的方法,在精细分量中嵌入水印。-Base on DWT of the digital audio watermarking algorithm,the audio signalhas been transformed by DWT, the energy of detail coefficient of the first thre