搜索资源列表
code
- 采用小波变化来完成数字水印的加密和解密，并且加入了猫脸变换-Wavelet change digital the watermark encryption and decryption, and cat face transform.
wavelet-watermarking
- 这是一个用小波变换实现的数字水印的源代码，希望对大家有帮助。-This is a digital watermarking using wavelet transform source code, we hope to help.
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
dwt
- 利用简单的离散小波变换系数，嵌入水印信息-Using a simple discrete wavelet transform coefficients, the watermark is embedded
Wavelet-watermark
- 基于小波的数字水印系统，嵌入水印，提取水印，是毕业设计的好材料-Wavelet-based digital watermarking system, the embedded watermark, watermark extraction graduate design
Downloads
- 关于半脆弱水印的几篇文章，其中包括小波变换的应用以及contourlet变换的应用等，涉及领域为半脆弱数字图像水印已经篡改检测。-Semi-fragile watermarking of several articles, including the application of wavelet transform and Contourlet transform application areas for semi-fragile digital image watermarking has
wavelet-transformation
- 变换域加密图像数字水印算法研究 本文主要对图像数字水印算法进行了研究，主要利用离散小波变换实现数字水印的嵌 入和提取，这是因为小波变换可以将信号或图像进行多分辨率分解，具有放大、缩小和 平移的数学显微镜功能，利用小波分解的特性可以将水印信息嵌入到载体图像的不同区 域，更好地抵抗各种信号处理操作。-Transform domain encrypted image digital watermarking algorithm of this paper, the image wate
erweihundun
- 本文提出了基于二维混沌映射的数字图像水印算法，混沌具有随机性、似噪声及对初始条件的极端敏感性等特点。将经过二维混沌映射置乱后的数字水印信号嵌入图像小波域的低频系数，实现了数字水印的隐蔽性、保密性和稳固性；利用二维混沌映射Arnold变换对水印信号进行置乱，不仅增强了水印信号保密性，同时有效提高了视觉上抵抗图像剪切攻击的能力-failed to translate
wmark
- 图像水印，应用小波变换实现，显示水印后的图像及差别。-Image watermarking, wavelet transform, watermark images and difference.
ycbcrdwt-dct-svd
- 基于离散小波变换和离散余弦变换域的彩色水印，对提高水印信息的鲁棒性具有很好的作用.-failed to translate
kanggongji
- 水印抗攻击测试,基于小波变换，用于检测加入水印后图像的鲁棒性-Watermark anti-attack test for the detection of the robustness of the watermarked image based on wavelet transform
DWT-SVD
- 小波变换DWT和奇异值分解SVD的双重数字水印相关硕士毕业论文整理。-Wavelet transform DWT and Singular Value Decomposition the SVD dual digital watermark master' s thesis finishing.
matlab
- 传统的水印嵌入程序,是基于离散小波变换的算法程序，对防止盗版等有极大的意义-Traditional watermark embedding procedure is based on discrete wavelet transform algorithm to prevent piracy have great significance
matlab-valued
- 利用matlab自带的小波函数对音频进行分解然后嵌入经降维之后的图像水印并提取-Matlab comes with wavelet function to decompose the audio and image watermark embedded by the dimensionality reduction and extract
yinpinchuli
- 利用matlab自带的小波函数对音频进行分解然后嵌入经降维之后的图像水印并提取-Matlab comes with wavelet function to decompose the audio and image watermark embedded by the dimensionality reduction and extract
wavelet-watermark
- 小波变换及水印嵌入算法，三级小波变换，嵌入水印后并提取水印，三级分别重构小波变换图像。-wavelet and watermark algorithm
LSB
- 数字水印采用小波变换的MATLAB算法，嵌入位置是LSB平面-Digital watermarking algorithm based on wavelet transform algorithm
wavelet
- 关于数字水印小波方法，过程中遇到的问题，本人编写。-On digital watermarking wavelet method, the problems encountered in the process, I write.
sanjixiaobo
- 用matlab实现的基于三级小波变换的数字水印源程序，能够实现水印的嵌入和提取。-Using matlab realize the three wavelet-based digital watermarking program to achieve watermark embedding and extraction.