wave2111

This folder contains several codes for energy detection and match filter.

％radon transform clear all ％ N=800 n=1:N fs=200 t=n/fs x1=exp(j*2*pi*(5*t+0.5*5*t.^2)) x2=exp(j*2*pi*(5*t+0.5*15*t.^2)) x=x1+x2 ％N=length(x) ％ ambifunb(x ) ％*****************************************RAT naf=ambifunb(x) htl(abs(naf)) ％ [wh,rho,theta]=htl(abs(naf)) colormap([0,0,0]) ％ xlabel( 极半径 ) ％ ylabel( 角度 ) ％**************************************％找出峰值点的坐标,计算初始频率和调频斜率(正确) ％找出峰值点的坐标 b=max(max(wh)) [u,a]=find(wh>=0.8*b) ( Radon transformclear all N = 800 n = 1: N fs = 200 t = n/fs x1 = exp (j* 2* pi* (5* t+ 0.5* 5* t. ^ 2)) x2 = exp ( j* 2* pi* (5* t+ 0.5* 15* t. ^ 2)) x = x1+ x2 N = length (x) ambifunb (x)***************************************** RATnaf = ambifunb (x) htl (abs (naf)) [wh, rho, theta ] = htl (abs (naf)) colormap ([0,0,0]) xlabel (polar radius) ylabel (angle)************************************** to find the coordinates of the peak point, calculating the initial slope of the frequency and FM (right) find the peak point of the coordinates b = max (max ( wh)) [u, a] = find (wh)

模糊PID控制器matlab simulink仿真,自适应模糊PID控制的仿真文件和模糊规制编写(Fuzzy PID controller matlab simulink simulation, simulation of adaptive fuzzy PID control and fuzzy regulatory documents prepared)

Code for a a anisotropique diffusion

有关稀疏离散分数阶傅里叶的程序，其中有稀疏脉冲压缩的事例(Procedures for sparse discrete fractional Fourier, which has sparse pulse compression stories)

simulink的仿真基础 内容详尽 讲解具体适用于simulink4.0以上版本(simulink simulation on the basis of specific detailed above apply to simulink4.0)

基于光流场的视频运动检测,介绍了光流的原理，计算出运动图像的光流场。(Optical flow-based video motion detection, introduced the principle of optical flow to calculate the optical flow motion picture)

说明：  算术编码，matlab实现，是固定频率表的算术编码的实现方式(Arithmetic coding, matlab implementation, a fixed frequency table of the arithmetic coding implementations)

function to easily save cell matrix with mixed data. Example file is included

有关信号波形、幅值谱、相位谱，互相关函数的算法、波形(the signal waveform amplitude spectrum and phase spectrum, cross-correlation function of the algorithm, waveform)