matlab

here are all the turbo codes in matlab where to the final of the simulation make a comparation of the S/N of each one of the models

京津冀产业转移过程中，产业互补能力计算；京津冀产业转移过程中，产业互补能力计算(Beijing, Tianjin and industrial transfer process, the ability to calculate the complementary industry)

a matlab implementation of several common speckle filters

该程序可用于神经网络变量筛选， BP神经网络，程序完整，可直接运行(Neural network variable filter, BP neural network)

应用最小二乘法对一阶系统进行辨识，得到相应的参数(Least square method the first order system identification, the corresponding parameters)

IEEE paper for analysis based on ofdm

最优化算法中的带Armijo搜索求步长的拟牛顿算法的源码，matlab编程实现，希望对大家有用。(Optimization algorithm with Armijo search seeking step quasi-Newton algorithm source code, matlab programming, and hope to be useful.)

buck converter using the matlab .mdl file for basic learners

Direct torque control based neural netwoek

采用自相关法提取基音周期，提取周期与实际值误差较小(Using autocorrelation method to extract the pitch period extraction cycle with the actual value of the error is smaller)