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SQP算法的使用例子，采用Matlab语言编写(an modern SQP method of Matlab)

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 PROGRAM USES PULSE EXPANSION FOR THE ELECTRIC CURRENT MODE C AND POINT-MATCHING FOR THE ELECTRIC FIELD AT THE CENTER OF EACH C WIRE SEGMENT. C C DELTA-GAP FEED MODEL IS USED IN BOTH FORMULATIONS. IN ADDITION, C MAGNETIC-FRILL GENERATOR IS AVAILABLE IN THE POCKLINGTON S C INTEGRAL EQUATION.

基带系统仿真，实现双极性信号的误码率统计，没有用matlab自带的函数(The error rate of the bipolar signal is simulated by the base band system, and the function of the MATLAB is not used.)

对轴承振动信号进行各种时频分析，以获取相应的时频域分布图，用于轴承故障诊断(bearing vibration signal time-frequency analysis to obtain the corresponding time-frequency domain distribution for bearing fault diagnosis )

开关磁阻电机运行仿真控制，根据判断磁链角度位置来决定定子各项绕组的开关闭合。仿真环境simulink，步长可调。(Switched reluctance motor control simulation, according to the judgment flux angular position of the stator to determine the switch is closed the winding. Simulation environment simulink, step adjustable.)

There are 5sample files of qpsk, ofdm, scfde, alamouti and space time codings. those of 5samples can be useful for using matlab user.

Convolution taking algorithm written in matlab. It is basic and so simple. Can be understood by everybody.

这是一段遗传算法训练RBF网络的matlab程序，大家可以下载参考。(This is a genetic algorithm for training RBF network program, you can download the reference.)

一种MPEG 压缩域上的快速场景分割算法的介绍及相关知识的详细解释(MPEG compressed domain of a quick scene segmentation algorithm on a presentation and a detailed explanation of knowledge)