搜索资源列表
xiaoboyu
- 一种基于DWT小波域变换的数字水印的实现，嵌入与提取，以及对其鲁棒性的检测-DWT-based wavelet domain transform implementation of digital watermarking embedding and extraction, as well as the robustness of the detection
KJaBKJ
- MATLAB可见水印、不可见水印添加程序源代码，可见水印部分采用中值法，不可见部分采用DWT变换。-MATLAB visible watermark, invisible watermark to add the source code, we can see the watermark part in value method, the invisible part on DWT.
MATLAB
- 用MATLAB写得离散小波-奇异值分解的算法。嵌入水印信息-dwt-svd watermark algorithm
PMatermarkingr
- 提出一种基于DWT和DCT域的有意义二值图像数字水印算法 利用Arnold变换对水印序列进行置乱,消除象素的空间相关性,增加水印的安全性 而结合小波波变换和离散余弦变换的特性,将水印信息嵌入到图像变换域的低频和中频系数中,提高水印的鲁棒性和不可见性 实验证明该算法具有较好的抗压缩、抗噪音和抗剪切性。 -Making meaningful binary image digital watermarking algorithm based on DWT and DCT domain using
audio-watermark
- 各种音频数字水印源代码，有详细的代码解释说明。dct，dwt等-Audio digital watermark source code, detailed code explanation. dct, dwt
watermark
- 基于DCT与DWT的数字水印的嵌入与提取-watermark DCT DWT
half1
- 基于DWT的彩色图像数字水印的matlab实现水印的嵌入与提取，能抵抗噪声，剪切，压缩攻击-Based on DWT color image digital watermark matlab watermarking embedding and extracting, can resist noise, shear and compression attack
half2
- 基于DWT的彩色图像数字水印的matlab实现水印的嵌入与提取，并对其进行arnold置乱，能抵抗噪声，剪切，压缩攻击-Based on DWT color image digital watermark matlab watermarking embedding and extracting, and carries on the Arnold scrambling, can resist noise, shear and compression attack
Audio-watermarking-internship-report
- 音频信号的水印设计，以音频信号为载体，将秘密信号嵌入载体音频信号当中， 实现音频信号的水印。采用变换域小波变换（DWT）的技术，将音频信号进行小波变换，提取出低频分量，然后将水印嵌入到音频信号的低频当中。实验当中先在MATLAB 上面进行了仿真实验，并且通过加入噪声以及滤波等进行干扰以此检测了算法的透明性和健壮性，然后利用C 语言进行了测试，最后经 过一些修改，例如加入定时器以及进行中断的处理和加入缓冲在DSP 板子上实现了加入水印的音频声音的播放。-Audio signal water
yinpin_shuiyin
- 一种基于DWT小波变换的数字音频水印嵌入方法，供大家参考学习-Based on the the DWT wavelet transform digital audio watermark embedding method for your reference learning
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
a-new-DWTwatermark-
- dwt水印嵌入，源程序拆开部分加以说明，简单实用！-dwt watermark embedding source apart to illustrate the simple and practical!
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
123
- dwt数字水印对二、三层中的中频、高频小波系数进行操作。因为第二、三 层的小波系数是上一层低频系数进一步分解得到的结果-dwt digital watermarking, three intermediate frequency, high-frequency wavelet coefficients. Second, the wavelet coefficients of the three is a layer of low-frequency coefficients further
textin
- DWT水印嵌入程序， DWT水印嵌入程序-The DWT watermarking algorithm program
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
textin2
- DWT音频水印嵌入算法程序， DWT音频水印嵌入算法程序-Audio watermarking algorithm in DWT DWT audio watermarking algorithm, DWT audio watermarking algorithm
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