The-Matlab-Electronic-Simulation-

说明：  逆合成孔径雷达成像的转台目标成像的简单程序(Inverse synthetic aperture radar imaging of a simple turntable target imaging procedures)

下行信道加扰源码,matlab编写,方便对通信模型的仿真和学习(Downstream channel scrambling codes, matlab prepared to facilitate the simulation model for communication and learning)

A new technique of free-space simulation has been developed for solving unbounded electromagnetic problems with the finite-difference time-domain method.

GMDH_main为GMDH主函数； variable_Combin为输入层初始变量选为x1,x1^2,x1*x2,x2^2,x2时的输入变量矩阵值 variable_select计算X_train训练输入数据,Y_train训练输出数据,X_test测试输入数据,Y_test测试输出数据 Combin为求变量的两两组合 Sym_Combin为求符号变量的两两组合 PE_AIC求每层各神经元的参数估计W，及训练数据在参数估计后估计的输出out_train，测试数据在参数估计后的估计输出out_test，还有与实际比较的误差平方和PESS， 以及准则值AIC sym_representation求最终的输入输出符号表达式 Criterion_value求准则值 (GMDH_main main function for the GMDH variable_Combin initial variables chosen for the input layer, x1, x1 ^ 2, x1* x2, x2 ^ 2, x2 the value of the input variable matrix calculation X_train variable_select training input data, Y_train training output data, X_test test input data, Y_test for the sake of the test output data Combin pairwise combination of variables for the sake of symbolic variables Sym_Combin pairwise combinations PE_AIC neurons find each parameter estimation of the W, and after the training data is estimated in the estimation of output out_train, test data After the parameter estimates of the output estimated out_test, also compared with the actual sum of squared errors PESS, as well as the final criterion value AIC sym_representation seek the input and output values ​ ​ of symbolic expressions Criterion_value find criteria)

This code implements a Rayleigh channel which is a channel that has a multipath component

说明：  用于海洋绘图和密度 温度盐度的计算，绘图可以调用函数(For marine mapping and calculation of density temperature and salinity)

charge pump phase-locked loop with digital phase-frequency detector(charge pump phase-locked loop with digital phase-frequency detector matalab model)

it is moment method for microstrip line that is good for all

本人在攻读博士期间开发的用于求解城市道路交叉口绿波控制参数的遗传算法(The code was developed during the period of my study for Ph.D. degree, it can be used to solve the urban intersections green wave control problem, the method used in the coed is Genetic Algrothims)

MPC - Dynamic matrix control for MIMO