A stream cipher encryption scheme was designed based on piecewise nonlinear chaotic map.
基于分段非线性混沌映射设计了一种流密码加密方案。
An improved watermarking algorithm of odd-even quantification based on chaotic map is proposed.
提出了一种基于混沌映射的改进奇偶量化水印算法。
An improved chaotic binary sequences algorithm based on one four-dimension chaotic map is proposed.
提出一种基于四维混沌映射产生混沌二值序列的改进算法。
Absrtact: a digital watermarking algorithm is proposed based on chaotic map and fractional Fourier transform.
摘要：提出一种基于混沌映射和分数阶傅里叶变换的数字水印算法。
The proposed scheme is exploiting the high sensitivity on initial value of chaotic map, can localize the tampers on the watermarked image.
利用混沌对初值极端敏感性的特点，能够定位检测对加入水印图像的窜改，并且水印提取不需要原始图像。
In order to enhance the nonlinearity and period length, different chaotic maps are combined into a cascaded chaotic map to design FH codes.
为了增大混沌跳频码的周期和非线性复杂度，我们利用多个不同混沌映射组成一个级联混沌映射，并用来设计跳频码。
This paper discusses and curry out an encryption algorithm based on one-dimensional chaotic map, which have good security and practicability.
本文设计了一种基于混沌理论和单表置换加密方法的一维混沌表加密算法。
In this paper, the symmetric image encryption scheme based on 3-d quasi-affine transformation over limited integer grids and 4-d chaotic map.
本文基于三维整数拟仿射变换和四维混沌系统对图像加密。
We present in this paper a set ofm-sequence disturbing chaotic map sequences obtained from a double-precision system, and the character of them.
这里提出以m序列扰动在双精度计算条件下产生跳频多址序列，对序列的性质进行了研究。
The initial sensitivity and randomness of the chaotic map make the image encryption algorithm based on chaotic theory become a hot researching field recently.
混沌映射所具有的初值敏感性和随机性，使得基于混沌理论的图像加密算法成为一个研究热点。
A kind of fragile watermark based on chaotic map is proposed, which combines the initial condition sensitivity of chaotic system with this watermark fragility.
把混沌系统的初值敏感性和易碎水印对篡改的易碎性结合起来，提出一种基于混沌迭代的易碎水印产生方案。
Experimental results show that this scheme can generate much more spread-spectrum sequences than single chaotic map to satisfy the demand of spread-spectrum communication.
计算机仿真结果表明，该模型产生的混沌扩频序列调整更容易，比基于单一混沌映射能产生更多符合扩频通信要求的扩频序列。
An exercise, I also practiced how well this practice with a brush to write the "dragon" character I gave up the brush on paper back after some chaotic map of the room watching TV.
一次练习时，我怎么练也练不好这用毛笔写的“龙”字我放弃了，把毛笔在纸上乱图了一番后就回到屋里看电视。
To overcome finite word length effects and improve its resistance to the attack of crypt analysis, a chaotic map as a private key is added to the existing chaotic watermarking systems.
该方法在现有的混沌数字水印系统基础上，增加一个混沌映射作为私有密钥来克服有限字长效应和提高算法的抗破译性。
This graph shows correspondence between the Mandelbrot set and the logistic map, which explains how complex, chaotic behavior can arise from simple non-linear dynamical equations.
这幅图片展示了曼德尔勃特集合(Mandelbrotset)与离散混沌动力系统(logistic map)之间的一致性，这解释了复杂而无序的行为可以由简单的非线性动态方程序中得出。
The new Leondardo DiCaprio movie Blood Diamond highlights the role that the illicit diamond trade played in the chaotic 1990s civil war in the African nation of Sierra Leone (see Sierra Leone map.)
莱昂纳多 迪卡普里奥主演的电影“血腥钻石”正是对90年代非洲国家塞拉利昂内战冲突的描绘。
This paper proposes a novel chaotic ADC, which is a kind of non pipeline ADC based on nonlinear map, and the circuit design based on switch capacitance for this ADC is also proposed.
本文研究了一种新型的混沌A/D转换器，这是一种基于非线性映射结构的非流水式ADC ，并提出基于开关电容的ADC电路设计。
A chaotic digital communication system based on binary value of chaotic inverse map is presented in this paper.
根据混沌逆映射的二值性，提出了一种基于逆映射的混沌数字通信系统及其实现方案。
The chaos-sorting map is generated by sorting the chaotic matrix in order.
把混沌矩阵映射成有序矩阵同时得到混沌有序化映射；
In order to study the chaotic behavior in the discontinuous system, a RLC nonlinear circuit model with an analogy switch was observed, which was described by a piecewise-continuous map.
为了研究不连续系统中的混沌行为，观察一个由比较器控制的，带有模拟开关的RLC非线性电路模型，此电路系统的行为可以用一个分段光滑映象来描述。
We propose a new feedback law and realize spatiotemporal chaotic synchronization successfully, based on the models of coupled map lattice models.
提出了一个新的反馈项，实现了两个耦合映象格子系统的时空混沌同步。
Finally, the forecasting results are evaluated, and the effect factors of the results are analysed by using of a chaotic time series created by logistic map as an example.
本文最后以一个人工混沌时间序列为例，对该预测技术的应用效果及其影响因素给予评价和分析。
Data encryption is a main means to keep data in safety. Concerning the characteristics of vector map data, the paper presents an encryption algorithm based on chaotic sequence.
加密技术是保障数据安全的最主要的手段，结合矢量地图数据的特点，设计了一种基于混沌序列的数据加密算法。
As an application, it is proved that a continuous map of an interval is chaotic iff it is distributively chaotic in a sequence.
给出紧度量空间上连续映射按序列分布混沌的一个充分条件，并证明区间连续自映射是混沌的当且仅当它是按某序列分布混沌的。
Furthermore, we also obtain a few equivalent conditions which a tree map is strongly not-chaotic and a few equivalent conditions which a piecewise monotone tree map has topological entropy zero.
此外，还得到了树映射是强非混沌以及逐片单调树映射的拓扑熵为零的几个等价条件。
Firstly, the chaotic state of weak signal detection method was proposed, based on the inverted sawtooth map model and symbolic dynamics description methods.
首先，基于混沌理论中的倒锯齿映射模型，以符号动力学为描述方法，设计了一种基于混沌状态的微弱电信号检测方法。
Firstly, the chaotic state of weak signal detection method was proposed, based on the inverted sawtooth map model and symbolic dynamics description methods.
首先，基于混沌理论中的倒锯齿映射模型，以符号动力学为描述方法，设计了一种基于混沌状态的微弱电信号检测方法。
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