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20040509173430
- 这是混沌微弱信号检测中关于Lorenz奇怪吸引子的绘制的用VC编译的程序！和大家分享-This a weak signal detection on the Lorenz attractor strange rendering of the compiler with VC procedures! And to share with you! !
miyao
- 本文提出了基于二维混沌映射的数字图像水印算法，混沌具有随机性、似噪声及对初始条件的极端敏感性等特点。将经过二维混沌映射置乱后的数字水印信号嵌入图像小波域的低频系数，实现了数字水印的隐蔽性、保密性和稳固性；利用二维混沌映射Arnold变换对水印信号进行置乱，不仅增强了水印信号保密性，同时有效提高了视觉上抵抗图像剪切攻击的能力。-In this paper, two-dimensional chaotic map based on digital image watermarking algorit
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
code
- 此算法用于实现一种基于查找表的混沌加密，将随机产生的一个数组加密后输出，同时也可以将解密后的数据与原始数据进行对照，本算法已经在5509芯片上进行实时运行过，用于对16bit语音信号的高16位加密，能满足实时性。-The algorithm used to achieve a look-up table based chaotic encryption, will be an array of randomly generated encrypted output, but also can d
zhengxuanxinhaojiance
- 方波信号的混沌阵子仿真模型，可用来仿真信号的最低信噪比！-The stream of square wave simulation model of the chaotic signal can be used to simulate the signal of the minimum signal to noise ratio!
normalize
- 对混沌时间学列但不预测及多步预测的输入信号信号归一化处理-Studies of chaotic time series prediction and multi-step, but not predictable input signal signal normalized
chaotic_sequence
- CS用于语音信号处理，观测矩阵采用混沌序列-compressed sensing with chaotic sequence
txkgr
- 一种新的抗干扰噪声通信技术，介绍了一种新的保密通信技术,它利用白噪声与通信信号同频相加,同时、同频、并用同一天线发射,使用了新的特有的理论正交滤波和解调方法,具有强的反侦听能力,是干扰与通信一体化的实例。不同于混沌通信,它在工程上易于实现,有广泛应用价值。 -A new anti-jamming noise communications technology, introduced a new secure communication technology, which uses white
3chaos
- 通过matlab模拟半导体激光器的动力学特性，通过调节反馈强度可以得到从弛豫震荡到混沌态的输出信号。-Matlab simulation by the dynamics of semiconductor lasers, can be obtained by adjusting the intensity of the feedback from the chaotic state of relaxation shocks to the output signal.
Modified_XiangKJMethod
- 强混沌干扰中的谐波信号提取算法，对XiangKJMethod进行了改进-Strong chaotic interference harmonic signal extraction algorithm has been improved for XiangKJMethod
lasers-chaos
- 用dfb激光器产生混沌型信号的matlab模拟程序-Dfb lasers produce chaos with signal matlab simulation model
hexinqikanxiangguanlunwen
- 为了得到更加精确的混沌时间序列信号的关联维数计算值, 提出了识别无标度区间的新方法. 首先基于K-means 算法将关联积分双对数曲线中明显不属于无标度区间的点剔除掉 其次提出点斜率误差算法从上一步保留下来的点中识别出一个大概的无标度区间 最后再次基于K-means 算法从大概的无标度区间中识别出更加准确的无标度区-To obtain more precise time sequence of signals 关联维 really counted, the identification of n
05610182
- 这篇文章对微弱信号的混沌检测有一定的研究，对混沌相图判别有无微弱信号。-This article on the detection of weak signals in a certain chaos research, determine whether the phase diagram of chaos weak signal.
2010-02-07(BP)
- 混沌源代码，微弱信号检测中很有用的，欢迎下载-Chaotic weak signal detection in the source code, very useful, welcome to download
Chaos-algorithm
- 混沌算法，主要是对信号进行向空间重构，并用GP算法求取信号的关联维数-Chaos algorithm, is mainly to the signal to space reconstruction, and the algorithm for the signal GP correlation dimension
JI-YU-HUN-DUN
- 本论文首先阐述了利用Duffing振子进行微弱信号检测的基本方法及具体实现方法，论证了根据系统相轨迹的变化来判断目标信号中是否含有周期信号的混沌振子检测方法。将Lyapunov特性指数作为一种定量的混沌判别方法应用到微弱信号混沌检测领域，分别研究了连续系统和时间序列的Lyapunov指数计算方法。-his paper first discusses how to use the Duffing oscillator are the weak signal detection, the basic
hundun
- 本代码演示了将一个由非线性映射所产生的混沌序列作为载波，将待发送的有用信号(数字信号)作为调制信号，对非线性映射的某一参数在其混沌区域内进行调制的过程。另外，还有logistic相关代码-This code demonstrates a chaotic sequence generated by the nonlinear mapping as a carrier, will be sent a useful signal (digital signal) as the modulation s
Lyapunov
- 混沌属性Lyapunov指数的计算，可以用于判别混响信号等的混沌性-The calculation of the Lyapunov exponent of chaotic properties can be used to distinguish the chaotic nature of the reverberation
bmtx
- 使用两个不同的混沌系统，数字信号的0和1映射不同的系统参数，利用两个系统的同步与否解码信号，实现数字信号传输。-Using two different chaotic system, the digital signal of 0 and 1 mapping of various system parameters, the use of synchronization or not the decoded signal of the two systems, and digital signa
MATLAB
- 通过混沌算法对图像和单一信号进行加密和解密，混沌算法在保密通信中应用-By chaos algorithm for encryption and decryption of the image and a single signal, chaos algorithm application in secure communication