4qam_OFDM

source code in matlab for cdma system

Circle hough image processsing

说明：  此代码为π_4DQPSK解调源程序，用MATLAB实现,使用差分方式。(This demodulation π_4DQPSK source code using MATLAB to achieve, the use of differential mode.)

Construction of Good LDPC Codes using Dilation Matrices

chapter 2 matlab codes from ebook "AEMM"

用积分最小值准则来求P,PI,PID的个参数，其中Gc是校正器的传递函数,kp为比例系数， Ti为积分时间常数，Td为微分时间常数，输入参量vars为带迟滞--惯性环节模型的[K T τ]，已知参数k=vars（1）；T=vars（2）；ι=vars（3）,iC=vars(4) (Minimum criteria of integral seeking P, PI, PID' s parameters, which Gc is the corrector transfer function, kp is proportional coefficient, Ti for the integral time constant, Td for the differential time constant, input parameters vars as with hysteresis- inertia model of [KT τ], known parameters k = vars (1) T = vars (2) ι = vars (3), iC = vars (4) )

neural network mode for time series,which can process data adaptively

说明：  算法是基于灰狼优化算法GWO优化VMD，可以大大提高VMD的分类准确率，提高优化时间。(This algorithm is based on GWO optimization VMD, which can greatly improve VMD classification accuracy and optimization time.)

一个用来学习和使用的标准kalman和lms变步长最小均方滤波算法源程序代码(One source code to learn and use the standard kalman and least mean square filtering algorithm)

包括广义互相关函数GCC时延估计，三相光伏逆变并网的仿真，基于kaiser窗的双谱线插值FFT谐波分析，用于信号特征提取、信号消噪，PLS部分最小二乘工具箱,是路径规划的实用方法，构成不同频率的调制信号。( Including the generalized cross-correlation function GCC time delay estimation, Three-phase photovoltaic inverter and network simulation, Dual-line interpolation FFT harmonic analysis kaiser windows, For feature extraction, signal de-noising, PLS PLS toolbox, Is a practical method of path planning, Constituting the modulated signals of different frequencies.)