music

基于matlab的图像检索，供大家学习参考。(Matlab-based image retrieval, for them to learn from the reference.)

程序代码说明 P0502：计算图像中的欧拉数 (code P0502 Note : Images of calculation Euler number)

very excellent matlab textbook , especially for elementary learners

实用化工计算机模拟：MATLAB在化学工程中的应用 附录光盘程序(Computer Simulation of practical chemical procedures Appendix CD)

在matlab中编制Levy法辨识程序并进行测试(Identification procedures for the preparation of the Levy method in matlab and tested)

自动读取使用者下载的地震波文件进行绘制位移谱，伪速度谱和加速度谱的工作，将地震波选波自动化。(Seismic waves that automatically read the users to download files draw displacement spectra, pseudo-velocity spectrum and the acceleration spectrum of work, the automation of the election wave of the seismic waves.)

source code for calculating DFT by overlap save mathod

说明：  Predict the price of Gold

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)

自编的一些小波源程序,用MATLAB编的.希望对那些喜欢小波的人有所帮助.去解压密码,请放心使用(wrote some of wavelet source, MATLAB series. hope for those who like wavelet help. to extract passwords, please rest assured that the use of)