matlab-code

program for EMD+prony

学习使用matlab软件，并使用matlab软件编写相应的程序完成对图像的增强处理掌握matlab软件在图像增强技术的处理方法(Learning to use matlab software matlab software to write the program completed master matlab software for image enhancement in image enhancement technology approach)

说明：  假设时变系统的特性用一个系数为时间函数的n阶微分方程的形式来描述，仿真该系统(Assuming time-varying characteristics of the system as a function of time with a coefficient of order n in the form of differential equations to describe the simulation of the system)

说明：  Genetic algorithm 30 bus ieee

蒲丰投针实验matlab程序，有详细的中文注释和例程，可以学习。(Po Fung cast the needle experiment matlab program, with detailed notes and routines of the Chinese, you can learn.)

实现多用户MU，通过两次预编码来消除用户间干扰和流间干扰，同时这种处理极大简化了接收机复杂度。(MU-MIMO 。 the first precoding ：ZF-BD the second precoding ：ZF or MMSE)

短时傅里叶的变换，在时域中表示，画出其等高图，三维图等等(Short-time Fourier transformation, said in the time domain, draw the contour map, three dimensional figure, and so on)

递推最小二乘法 系统辨识 参数辨识 matlab仿真(Recursive least squares method)

计算差分盒维数的matlab程序 该程序只能计算size为NxN（N=2^n）的图形。(difference calculation of the box dimension procedures Matlab program only for the calculation of size NxN (N = 2 ^ n) graphics.)

输入信号五个基于瞬时信息的特征：零中心归一化瞬时幅度功率谱密度的最大值,零中心归一化瞬时幅度绝对值的标准偏差，零中心非弱信号段瞬时相位非线性分量绝对值标准偏差，零中心非弱信号段瞬时相位非线性分量标准偏差，零中心归一化的非弱信号段瞬时频率绝对值的标准偏差，得到识别出的信号类别，本例为2PSK, 4PSK, GMSK, OQPSK, pi/4DQSK中的一个，还可以看Art网络的扩展性。(input signal instantaneous information on five characteristics : In the center is one of the instantaneous rate of the power spectral density of the maximum, is a center to the absolute value of the instantaneous rate of the standard deviation, Non-zero weak signal instantaneous phase of the nonlinear component absolute standard deviation, Non-zero weak signal instantaneous phase of the nonlinear component standard deviation, In the center is one of the non-weak signal of the absolute value of the instantaneous frequency standard deviation, the identification of signal type, The cases of two PSK, 4PSK, GMSK, OQPSK, pi/4DQSK of one, Art can be viewed network scalability.)