FFT_analysis

deconvwnr.rar 很有用的一个程序,做维纳滤波的可以(deconvwnr.rar a useful procedure to do the Wiener filter can be)

MATLAB 模拟布拉格光纤光栅反射谱，通过给出相关参数，模拟其反射谱的状态(MATLAB simulation of FBG reflection spectrum, through the relevant parameters are given to simulate the reflection spectrum of the state of)

matlab ofdm signal simulation. PAPR(peak to average power ratio) modeling.

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)

卡尔曼滤波器基本程序，适合初学者使用，一目了然(KALMAN filter)

严恭敏老师编写的SINS的Matlab仿真程序，包括大方位误差角扩展卡尔曼（EKF），滤波初始对准仿真，静态惯导/星敏感器组合，大姿态误差角非线性状态模型，UKF滤波。(Yan Gong Min teacher preparation SINS of Matlab simulation program, including large azimuth error extended Kalman (EKF), filtering initial alignment simulation, static INS/Star Sensor, big attitude error angle nonlinear state model, UKF filter.)

要求同学在学习EMD基本理论的基础上，对一维信号进行各种降噪方法的研究，实现信号去噪。 (EMD based learning requires students in the basic theory of one-dimensional signal noise study various methods to achieve signal de-noising.)

多种群遗传算法的函数优化算法，可以实现基于多种群遗传算法的函数最优化问题(Multi population genetic algorithm function optimization algorithm, can be achieved based on multiple population genetic algorithm function optimization problem)

提供一种求解最优哈密尔顿的算法---三边交换调整法，要求在运行jiaohuan3（三交换法）之前，给定邻接矩阵C和节点个数N，结果路径存放于R中。(Hamilton provides an algorithm for solving optimal--- trilateral exchange adjustment method requires running jiaohuan3 (c exchange) before the given node number of the adjacency matrix C and N, the result stored in R in the path.)

基于小波及复高斯小波的常见信号的奇异点分析(Based on wavelet and Gaussian wavelet common complex signal analysis of singular points)