arma

LMS算法实现自适应滤波 clear close all clc N=10000 设置仿真长度 信号产生参数设定 a1=-0.195 a1=-1.5955 a2=0.95 R0=[1,a1,a2 a1,1+a2,0 a2,a1,1] p=[1,0,0] r=inv(R0)*p 计算理论自相关函数 R=[r(1),r(2) r(2),r(1)] 生成理论自相关矩阵 p1=[r(2),r(3)] 生成互相关 h=inv(R)*p1 计算维纳解 Jmin=r(1)-h *p1 计算维纳解时最小均方误差 u=1/sum(eigs(R)) ( LMS算法实现自适应滤波 clear close all clc N=10000 设置仿真长度 信号产生参数设定 a1=-0.195 a1=-1.5955 a2=0.95 R0=[1,a1,a2 a1,1+a2,0 a2,a1,1] p=[1,0,0] r=inv(R0)*p 计算理论自相关函数 R=[r(1),r(2) r(2),r(1)] 生成理论自相关矩阵 p1=[r(2),r(3)] 生成互相关 h=inv(R)*p1 计算维纳解 Jmin=r(1)-h*p1 计算维纳解时最小均方误差 u=1/sum(eigs(R)) )

基频提取程序，已经运行成功，可以直接使用。(Fundamental frequency extraction procedure has been run successfully, can be used directly.)

基于matlab开发环境，编写了边缘检测的图形识别小程序。用于圆形标点。要求标点为白底黑圆。适合初学者理解图形识别的原理。(Based on the matlab platform，we compile the short program to realize the detection of edge detection algorithm 。For the laymen，it maybe useful。)

用Matlab 读写Excel操作，有详细例子(There are detailed examples of Matlab to read and write Excel operation)

使用MFDMA方法计算多重分形的广义Hurst指数及多重分形谱(The generalized Hurst exponent and singularity spectrum of the MFDMA method)

rectruction using frft

应用有限元方法求解二维散射问题的matlab例程(Two-dimensional finite element method to solve the scattering problem matlab routines)

scalar costa watermarking

用Taylor展开法、平方法等解常微分方程，非常直观易懂，适合于初学者。(start with Taylor, Xie Ping method ordinary differential equations, very intuitive to understand and suitable for beginners.)

使用MATLAB设计滤波器，然后下消除指定位置消除消元(Design the filter with MATLAB, then eliminate the specified position to eliminate the elimination.)