搜索资源列表
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
GP
- GP算法计算嵌入维数,包括了关联维数的程序等等都集合在里面 可以看到源程序,加入了典型混沌数据供各位同行进行分析。-GP algorithm embedding dimension, including the correlation dimension of the program, etc., which can be seen in the collections of the source, adding the typical chaos for colleagues to analy
PSO
- 各种粒子群或改进型粒子群算法 1)粒子群优化算法(求解无约束优化问题) 1>PSO(基本粒子群算法) 2>YSPSO(待压缩因子的粒子群算法) 3>LinWPSO(线性递减权重粒子群优化算法) 4>SAPSO(自适应权重粒子群优化算法) 5>RandWSPO(随机权重粒子群优化算法) 6>LnCPSO(同步变化的学习因子) 7>AsyLnCPSO(异步变化的学习因子)(算法还有bug) 8>SecPSO(用二阶粒
sapsoandclspso
- 混沌粒子群及自适应粒子群算法,需自行编译适应度函数-Chaos particle swarm and adaptive particle swarm optimization, the need to compile the fitness function
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.
Chaos-particle-swarm
- 混沌粒子群优化算法的matlab程序,可以学习-Chaos particle swarm optimization algorithm matlab program
caisetuxiangjiamichengxv
- 采用了迭代混沌,Arnold算法,傅里叶变换加密,小波变换加密对彩色图像的加解密过程-Using iterative chaotic, Arnold algorithm to encrypt the Fourier transform, the wavelet transform color image encryption and decryption process
hundunPSO
- 混沌粒子群处理的经典程序,主要用于学习基本的混沌粒子群算法- end pixbin((2*kk-1):2*kk) = dec2bin( displace(nn2),2)
chengxutu
- 混沌粒子群优化算法,有测试函数,可以直接运行,对研究不同混沌映射的粒子群算法有帮助-Chaos particle swarm optimization algorithm, the test function can be directly run, the study of the particle swarm algorithm with different chaotic map help
image-encryption
- 该文件包括了《图像加密与实践—基于C#语言实现》一书中的所有原代码,是全面学习混沌加密,等加密算法的最佳力作-This document includes " image encryption and Practice- based C# language to achieve the" best masterpiece, a book of all the source code, is a comprehensive study of chaotic encryption,
FOLorenz
- 此程序介绍分数阶洛伦兹混沌系统的求解算法,针对分数阶洛伦兹混沌系统求解过程进行了详细分析。针对分数阶的洛伦兹混沌系统可以直接调用改程序进行求解。-This program introduces the algorithm of fractional order lorenz chaotic system, solving process for fractional order lorentz chaotic systems are analyzed in detail.In view of t
PSO
- 用二阶振荡粒子群优化算法、混沌粒子群优化算法、基于选择的粒子群优化算法、基于交叉遗传的粒子群优化算法、基于模拟退火的粒子群优化算法求解无约束优化问题-Second order oscillation PSO, chaotic particle swarm optimization algorithm, particle swarm optimization, genetic optimization algorithm based on cross particle swarm optimiza
chipher
- :目前混沌系统与加密技术相结合是现如今最热门的一个课题,虽然有大量的加密算法面世,但是这些加密算法并不成熟,仍然需要进一步的研究。本文采用像素位置置乱变换和像素值替代变换相结合的加密思想,设计出一种基于混沌的数字图像加密算法。引入了整数域上的逆仿射变换,算法中采用二维 logistic 混沌映射相结合的方法,生成多组混沌序列,像素置乱变换与灰度值替换都由这些混沌序列所控制。多混沌序列产生的密钥空间大于单一的混沌序列所产生的密钥空间,因此本文研究的算法加密强度很高。-The current cha
CPSO
- 混沌粒子群算法,求代价函数问题,可以避免粒子群算法陷入局部最优,求取全局最优。代码含代价函数,可作为例子理解。-Chaos particle swarm optimization, seeking cost function problems, avoid getting into local optimum particle swarm algorithm, obtaining the global optimum. Code containing cost function can be u
mounituihuoshiyan3
- 利用模拟退火算法优化网络参数,构建混沌神经网络-Simulated annealing
ABC--and-Its-Using
- ABC(人工蜂群算法)和混沌鲶鱼ABC求函数极值- ABC (artificial bee colony algorithm) and Chaos seek function extreme catfish ABC
CLSPSO
- 混沌粒子群算法是混沌优化和粒子群优化两者的结合。对于给定的优化函数,通过将搜索过程对应为混沌轨道的遍历过程,可使搜索过程具有避免陷入局部极小的能力。-Chaos particle swarm optimization (pso) algorithm is a combination of both the chaos optimization and particle swarm optimization.For a given optimization function, through th
Arnold
- 基于二维猫映射进行混沌加密算法,大大提到了图像安全性-Chaotic encryption algorithm based on two-dimensional cat map, greatly mentioned security image
CLSCS-core
- 基于混沌单纯形法算子的布谷鸟搜索算法,算法引入混沌算子及单纯形法,提高了布谷鸟搜索算法的寻优能力。-an improved cuckoo search algorithm (CS) using chaotic local search and simplex method (CLSCS)
CPSOdiao
- 混沌粒子群算法,可用于求极值,附带测试函数,能用-Chaos particle swarm optimization algorithm can be used for extreme, with a test function can be used