搜索资源列表
Watermark_4
- DWT变换域不可见图像水印VC2005软件-DWT transform domain does not visible the image watermark VC2005 software
Fuzzywatermarkfoermedicaluse
- fuzzy watermark system using DWT for medical image
A-Watermarking-Algorithm(MATLAB)--
- 盲水印提取时不需要参考原始载体图像,在信息隐藏、版权保护等方面具有更广泛的应用前景。提出的盲水印算法在分块离散余弦变换(DCT)和离散小波变换(DWT)的基础上,利用关系双方DCT系数和DWT系数在受到攻击时具有相同变化趋势的特点,采用关系嵌入和量化嵌入的自适应选择嵌入策略,较大幅度地提高了盲水印提取的鲁棒性。同时在量化嵌入中采用抖动调制,实现了水印透明性和鲁棒性调节的便捷性。大量仿真实验结果表明该算法对噪声干扰、低通滤波、JPEG压缩、对比度增强等攻击有很好的鲁棒性和透明性。关键词 数字水印盲
textout
- DWT音频水印提取程序， DWT音频水印提取程序-DWT audio watermark extraction procedure, DWT audio watermark extraction procedure, DWT audio watermark extraction procedures
textin3
- DWT音频水印嵌入算法， DWT音频水印嵌入算法-The DWT audio watermark embedding algorithm, DWT audio watermarking algorithm, DWT audio watermark embedding algorithm
textout2
- DWT音频水印提取算法， DWT音频水印提取算法-DWT audio watermark extraction algorithm, DWT audio watermark extraction algorithm, DWT audio watermark extraction algorithm
textout3
- DWT音频水印提取算法， DWT音频水印提取算法-DWT audio watermark extraction algorithm, DWT audio watermark extraction algorithm, DWT audio watermark extraction algorithm
code
- 本代码是基于MATLAB环境下的一种基于DWT的数字水印的嵌入与提取，本算法对各种噪声具有一定的抗鲁棒性。-The code is based on the MATLAB environment based DWT digital watermark embedding and extraction, the algorithm has certain anti robustness of various noise.
mmtry
- 基于dwt的音频水印技术，在音频中加入高斯随机水印，达到防伪的效果。-Based on dwt audio watermarking technology, adding Gaussian random audio watermark, achieve security results.
6
- 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
dwtshuzi23
- 这个程序再matlab2012b版本上调试成功，以前在毕业设计的时候在网上找到的资料，希望对大家有用， MATLAB程序：利用DWT的图像数字水印的嵌入与提取，里面包含水印图像、原图像-This program debug version then matlab2012b success in graduate design information previously found on the Internet when we want to be useful, MATLAB program
menashiftmatlab2
- 这个程序再matlab2012b版本上调试成功，以前在毕业设计的时候在网上找到的资料，希望对大家有用，mean-shift用于图像分割 Matlab程序-This program debug version then matlab2012b success in graduate design information previously found on the Internet when we want to be useful, MATLAB programs: the use of DW
DCTSUANSHUIYIN
- 这个程序再matlab2012b版本上调试成功，以前在毕业设计的时候在网上找到的资料，希望对大家有用，数字水印算法实现（matlab程序包），包含有DCT水印嵌入算法，DWT水印嵌入算法，以及水印攻击和性能测试程序。参考价值极大-This program debug version then matlab2012b success in graduate design information previously found on the Internet when we want to be
shipingshuiyinbeifen
- 该算法利用随机置乱的方法将水印信息进行置乱，对选定的视频帧先进行DWT变换，然后对得到的逼近子图进行DCT变换，最终将置乱后的水印信息嵌入到直流分量-The algorithm uses the method of random scrambling the watermark information is scrambling to be first selected video frames DWT transform, and then the resulting approximatio
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
robstance
- In this paper we propose a watermarking system that uses the biorthogonal discrete wavelet transform, DWT and the message is encoded before embedding. The proposed watermarking method is very simple, implying four steps: turbo coding of
simple_watermark__dct_dwt
- Matlab下，基于DCT&DWT 的音频数字水印的简单实现，包含了水印的生成和提取过程-Audio watermark based on DCT & DWT
DWT_watermark
- 实现数字图像水印DWT域的水印可以进行水印的嵌入与提取-Realization of digital image watermark embedding and extracting watermark in DWT domain for watermarking
New-folder
- Image watermark using 3 level DWT, compare with 1, 2 level
code
- image watermark using DCT-DWT