GPIB

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 use for predict of electrical load.

说明：  matlab m语言编写的拼图游戏，对于学习matlab很有帮助-matlab m jigsaw puzzle languages, matlab helpful for learning(matlab m language of the jigsaw puzzle, matlab helpful for learning-matlab m jigsaw puzzle languages, matlab helpful for learning)

讲述了机械故障诊断中一些理论知识，如现在常用的HHT，对初学者有帮助。(Tells the story of some mechanical fault diagnosis theory of knowledge, such as the now commonly used HHT, help for beginners.)

matlab仿真平台下仿真输出spwm的电压和电流模型(Voltage and current simulation model for spwm)

水印的嵌入 检测 提取 该算法实现的功能比较容易看懂(watermark embeding extracting )

immune network algorithm

用于水印检测，确定是否存在水印，对水印的产生也有一次的帮助(For watermark detection, to ascertain whether there is a watermark, the watermark also have the help of a)

NVH用7自由度模型，simulink，可重新设定参数(NVH model with seven degrees of freedom, simulink, can be re-set parameters)

Matlab collected books for many fields