搜索资源列表
Arnold
- 本程序用Matlab语言实现了基于Arnold变换的图像置乱算法-this procedure using Matlab-based Arnold Transform Image Scrambling algorithm. .
logistic_dwt
- 】利用混沌动力学系统中logistic 映射先对水印图像进行置乱预处理以增强其鲁棒性, 在小波域中将原始音频信号按比例分段, 此比例为原始音频信号低频部分与水印信号个数之比, 然后将水印信号加入到音频信号的 低频部分。用StirMark 攻击后的实验结果表明, 该算法对StirMark 的部分攻击具有一定的鲁棒性。-The logistic- map sequences to encrypt the watermark are used. The original audio signal
matlab_watermark
- 本文算法是将24 位真彩图的亮度分量分块 DCT ,然后利用DCT 量化系数的奇偶特性嵌入8 位灰度水印图,并通过PN 序列加密来保证水印的 安全性。算法中,将灰度图像转换为二进制数据 流,置乱后扩频调制,隐藏在宿主DCT 系数量化值 中,提取时不需要宿主信号,实现水印信号的盲提 取。-This algorithm is 24-bit true color pictures of the luminance component of block DCT, quantiza
bread
- 面包师图像置乱算法,可以图像进行置乱处理。-a method which can resort image
image-hiding
- 实现大容量的图像信息隐藏，采用双随机置乱算法-Realize large-capacity image information hiding, using double-random scrambling algorithm
chaos
- VC下实现以排序法为基础的混沌置乱的算法的代码 包含完整的头文件-VC method to achieve the sort of chaos-based code scrambling algorithm header file contains the complete
picture-Encrypt
- 图像加密 傅里叶变换 置乱变换 数字图像处理 加密解密算法-Image encryption scrambling transformation encryption and decryption algorithms of digital image processing
catmap
- arnold cat 映射实验，观察其迭代次数与置乱效果的关系，这是图像加密的典型算法-arnold cat mapping experiments to observe the number of iterations and the scrambling effect relationship, which is a typical image encryption algorithm
matlab
- 基于DCT数字水印算法的Matlab实现源代码,1. 将文字水印和图像水印转换为二值序列水印； 2. 对水印进行置乱，提高其安全性； 3. 选择合适大小的块，给出DCT域中频分块编码方案；-DCT-based digital watermarking algorithm Matlab source code, a text watermark and image watermark converted into a binary sequence watermark .. 2 wa
Arnold-OF
- 基于压缩传感的基础上，获得Arnold置乱加密算法,该算法具有抗攻击型，有很好的均匀分布特性。-Based on compressive sensing, Arnold encryption algorithm, this algorithm has the anti attack type, has the very good distribution.
Arnold2
- arnold置乱算法，将二维矩阵置乱，重新提取。-arnold scrambling algorithm, the two-dimensional matrix scrambling to re-extraction.
ImageScramblingEncryption
- 基于logistic映射的混沌图像置乱加密算法，并对其进行了matlab仿真。-Chaotic logistic map image set chaos encryption algorithm, and its a matlab simulation.
Amold
- 基于Amold变换的图形置乱算法及其周期性，使用MATLAB实现-Amold transform based graphical scrambling algorithm and periodicity, using MATLAB to achieve
MATLB
- 选择两张图片，一张水印图，一张嵌入图，将水印图进行Arnold置乱算法将其置乱，嵌入到嵌入图中，形成数字零水印，选用白噪声、高斯低通滤波、压缩、剪切、旋转攻击测试。以此观察图像鲁棒性(Select two pictures, a watermark and an embedded graph. We will scramble the watermark image with Arnold scrambling algorithm and embed it into the embedded m
置乱算法
- 置乱算法，将图像信息进行二维加密和解密。(The program encrypts the digital water image in two dimensions and decrypts and restores the encrypted image.)