fisher_v3

用MATLAB实现傅立叶变换(Using MATLAB to achieve Fourier Transform)

This is the q p s keying signallling. just use wid the given pulse to modulate the pulse.

vTools is a toolbox for Matlab 5.3 developed within the Department of Electrical Systems and Automation (DSEA) of the University of Pisa (Italy) with the aim to offering to the Matlab users (especially control engineers and control engineering students) a completely graphical toolbox for linear system analysis and robust control synthesis(vTools is a toolbox for Matlab 5.3 develope d within the Department of Electrical Systems a nd Automation (DSEA) of the University of Pisa ( Italy) with the aim to offering to the use of Matlab rs (especially control engineers and control e ngineering students) a completely graphical t oolbox for linear system analysis and robust co ntrol synthesis)

非局部滤波算法的MATLAB代码，适用于图形图像处理(Nonlocal filtering algorithm of MATLAB code, suitable for image processing)

说明：  该程序主要包括GM的模拟、预测、群模拟和群预测模型(The program mainly includes GM simulation, forecasting, simulation and group group prediction model)

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)

power system comunication and design

磷锗锌晶体ZGP的非临界相位匹配下泵浦光波长调谐和一类、二类相位匹配下，角度调谐曲线。(pump wavelength tuning of Non-critical phase matching ZGP crystal and angle tuning of Type 1&2.)

二维翼型优化程序，需要调用fluent和tecplot(2D foil optimization technique, need to use fluent and tecplot)

传输速率与码元宽度关系的matlab程序(Transmission rate and the width of the relationship between code element in matlab)