1) discrete chaotic map
离散混沌映射
1.
An online chatting system with discrete chaotic map encryption/decryption method is designed and implemented for the network.
利用离散混沌映射进行信息的加解密,设计并实现了一个网络在线文字聊天保密通信系统,它不仅提供了一个实时通信平台,而且也保证了通信的保密性。
2) chaotic map
混沌映射
1.
Implement of hardware structure of an image encryption system using chaotic maps alternately;
基于混沌映射的图像加密硬件实现结构
2.
A new image encryption algorithm based on two-dimensional chaotic maps;
二维混沌映射图像加密安全性分析及改进算法
3.
Research on invariant probability distribution based on chaotic map;
基于混沌映射不变分布的研究
3) Chaos mapping
混沌映射
1.
New type Newton Iterative Method based on chaos mapping andplanar crank-slide mechanism synthesis;
新型混沌映射牛顿迭代法研究与曲柄滑块机构函数综合
2.
Image Scrambling Algorithm Based on Chaos Mapping;
基于混沌映射的图像置乱算法
3.
For the first time,a new method to find all solutions based on utilizing chaos mapping xn+1=cos(2/xn)to obtain locate initial points for finding all solutions of the nonlinear questions is proposed.
运用混沌映射xn+1=cos(2/xn)产生初始点,首次提出了基于混沌映射的牛顿迭代法求解非线性方程组的新方法。
4) chaotic mapping
混沌映射
1.
One way Hash function construction based on chaotic mappings;
基于混沌映射的单向Hash函数构造
2.
Wavelet tree-quantization readable watermarking algorithm based on chaotic mapping and human visual system;
基于混沌映射与小波树量化的可读水印算法
3.
Text zero-watermarking algorithm based on chaotic mapping;
一种新的基于混沌映射的文本零水印算法
5) chaos map
混沌映射
1.
Parallel image encryption algorithm based on chaos map;
一个基于混沌映射的图像加密并行算法
2.
Design and application of encryption algorithm based on double chaos map
一种基于双混沌映射的加密算法设计与应用
3.
Image scrambling with wavelet transform and chaos map
用小波变换和混沌映射实现图像置乱
6) chaotic maps
混沌映射
1.
Two methods of generating random samples based on chaotic maps were studied to improve the resolution and Electronic Counter-Counter Measure(ECCM) of radar signals.
为了提高雷达信号的分辨率和抗干扰能力,分析了两种基于混沌映射生成随机抽样的方法。
2.
By introducing binary fraction and its related operations,a novel block cipher based on chaotic maps is proposed in this paper.
通过引入二进制分数及其相关运算,提出一种新的基于混沌映射的分组密码算法。
3.
It uses two coupled chaotic maps to generate a sequence of chaotic pairs,disorder the original image with the new pixel address codes which are produced by these pairs and gain disordered image,transforms the disordered image by Discrete Cosine Transformation(DCT),and change every DCT coefficient of image with the aid of a chaotic sequence in DCT domain to complete the encryption of image.
提出一种新的图像混沌置乱及加密方法,利用2个耦合混沌映射产生混沌序列对,利用该序列对通过变换形成图像像素新的地址码,对原始图像进行混沌置乱,得到置乱图像。
补充资料：离散时间周期序列的离散傅里叶级数表示
(1)
式中χ((n))N为一离散时间周期序列，其周期为N点，即
式中r为任意整数。X((k))N为频域周期序列，其周期亦为N点，即X(k)=X(k+lN)，式中l为任意整数。
从式(1)可导出已知X((k))N求χ((n))N的关系
(2)
式(1)和式(2)称为离散傅里叶级数对。
当离散时间周期序列整体向左移位m时,移位后的序列为χ((n+m))N，如果χ((n))N的离散傅里叶级数(DFS)表示为,则χ((n+m))N的DFS表示为
式中χ((n))N为一离散时间周期序列，其周期为N点，即
式中r为任意整数。X((k))N为频域周期序列，其周期亦为N点，即X(k)=X(k+lN)，式中l为任意整数。
从式(1)可导出已知X((k))N求χ((n))N的关系
(2)
式(1)和式(2)称为离散傅里叶级数对。
当离散时间周期序列整体向左移位m时,移位后的序列为χ((n+m))N，如果χ((n))N的离散傅里叶级数(DFS)表示为,则χ((n+m))N的DFS表示为
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条