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chaopicture
- 分别利用一维logistic、三维lorenz混沌映射实现任意尺寸彩色图像加密与解密（像素值及其位置都发生了改变）。密钥为混沌序列初始值。（内有详细说明）-Respectively, using one-dimensional logistic, three-dimensional lorenz chaotic mapping to achieve any size color image encryption and decryption (pixel values
Benulli
- Benulli映射产生的混沌序列，李雅普诺夫指数和倍周期分叉图-Benulli mapping of chaotic sequence, lyapunov index and period-doubling bifurcation diagrams
83985647SSA_1
- 一种求SSA的matlab代码，在混沌序列中很有用。-Find SSA matlab code, hope you can help.
correlation_interal
- 计算混沌序列的关联积分，进而可以估测混沌序列的关联维数，为MATLAB嵌入C程序-Calculate the correlation integral chaotic sequence, in turn, can estimate the correlation dimension chaotic sequence for MATLAB embedded C program
Chaos_encrypt
- 基于混沌序列的空域置换图像加密程序，对于JPG格式的真彩图像在处理时会出现色彩失真。-A image encryption process based on the replacement of airspace with chaotic sequence, when handling true color images in JPG format there will be a color distortion.
Chaos_decrypt
- 基于混沌序列的空域置换图像解密程序，对于JPG格式的真彩图像在处理时会出现色彩失真。-A image decryption process based on the replacement of airspace with chaotic sequence, when handling true color images in JPG format there will be a color distortion.
image_coding
- 本代码主要应用于图像压缩，代码包括采用二维离散余弦变换（DCT）进行图像压缩、采用小波变换进行图像压缩以及基于小波变换与混沌排序图像加密压缩、解密重构 hundungen 是ex3的子程序：产生混沌序列-This code is mainly used in image compression, including the use of code dimensional discrete cosine transform (DCT) for image compression, image
yinpinjiami
- 基于henon序列音频加密实验，1．构造有限长度的语音信号序列y(n)；2．通过4Matsumoto-Chua-kobayashi模型产生超混沌序列vn；3．将超混沌序列掩盖信号序列并获得加密信号序列，然后通过信道传输出去；4．接受方受到信号后采用超混沌信号序列去掩盖获得原信号序列；5．将实现方案采用Matlab语言编程并仿真正确； -Henon sequence based audio encryption experiment 1. Construct a finite-length s
henon
- 基于henon映射的加密程序。首先生成混沌序列，利用henon映射生成两个长度为（M*N）/2的序列。其次，将混沌序列置乱。最后，异或运算:将初始图像进行排序变换，做异或运算，从而实现对初始图像的置乱加密，得到最终的加密图像。-Based henon mapping encryption programs. First generate chaotic sequence, using henon mapping generates two length (M* N) sequence/2. Se
InsertDimension
- 风电混沌序列嵌入维数的计算，经证实简单有效-Wind power chaotic sequence embedding dimension calculation, proved to be simple and effective
TimeDelay
- 风电混沌序列时间延迟的计算，经证实简单有效-Wind the calculation of time delay chaotic sequence, proved to be simple and effective
LargestLyapunov_Rosenstein3
- 风电混沌序列小数据量法的最大李雅普诺夫指数计算，经证实简单有效-Wind power chaotic sequence small data quantity calculation method of the maximum lyapunov index, proved to be simple and effective
typical-chaotic-signal
- 典型混沌序列的生成，可以根据自己的参数修改，并进行相空间重构-A typical chaotic sequence is generated, you can modify according to their parameters, and phase space reconstruction
Lorenz
- 利用混沌序列与传统的加密算法融合，实现对数据的加密解密-Chaotic sequence fused with traditional encryption algorithms to achieve the data encryption and decryption
correlationdimension
- 计算混沌序列的分形维数，内附有洛伦兹序列和哈农序列，可以根据自己所需，产生感兴趣的序列，自行添加。-Fractal dimension calculation chaotic sequence, the sequence is enclosed and Hanon Lorentz sequence, can according to their required to produce a sequence of interest, add their own.
ccc
- 用MATLAB编写的混沌序列图像加密程序，密钥可以从0到1之间的任何一个数-MATLAB prepared by the chaotic sequence image encryption program, the key can be any number 0 to 1
chen
- 利用陈超混沌映射，可以产生超混沌序列，这种序列具有类随机性、难以预测性广泛的应用与图像、视频加密领域-Chen Chao use chaotic maps can produce super-chaotic sequence, this sequence has randomness, unpredictability of the wide range of applications and images, video encryption field
gold_sequence
- Gold序列因为其良好的伪噪声特性，经常作为CDMA扩频系统仿真中的用户扩频序列，用MATLAB可以产生各种长度的Gold序列优选对，在此基础上，产生混沌序列等其他性质的扩频序列也很容易。-MATLAB scr ipt for Illustrative Gold sequence generation
DCT
- 基于DCT域的数字水印算法主要包括水印调制、水印嵌入和水印提取，首先在嵌入载体图像之前用Logistic混沌序列对水印进行调制，得到一个只有+1和-1随机序列的水印，同时将载体图像进行全局DCT变换，然后将水印图像嵌入人类视觉系统最重要的部分，即DCT最大的系数，DC（Direct Current）部分也包含在这最大的系数中，这部分的系数满足人类视觉特性，会使水印嵌入的性能更好。嵌入算法是将水印与这些系数进行相乘获得新的系数，再用新的系数来替换原来的系数，即获得嵌入水印后的离散余弦域的图像，然后
xhx
- Jerk混沌序列转换为二进制后，序列的相关性分析 程序简单运行方便-After Jerk chaotic sequence converted to binary, correlation analysis program sequences to facilitate simple operation