ABCNNTrain

给出了三种动态子结构方法的程序，对比了自由界面模态综合法，固定界面模态综合法，双协调自由界面模态综合法三种方法。(Shows three dynamic substructure method of procedure, compared to the free interface modal synthesis method, fixed-interface modal synthesis method, two-coordinate free interface modal synthesis method of three methods.)

1/2咬尾卷积码，按照GMR1标准编写TCH3信道的FEC码(1/2convolutionl codes,according to the ETSI release 1 FEC codes for TCH3)

说明：  matlab代码，新进的emd分解工具，比小波效果好(Matlab code, the new EMD decomposition tool, is better than wavelet)

digital signal processing examples

PID极点配置控制（二阶系统，对象参数已知） (PID pole placement control (second-order system, the object parameters are known))

A modification to boxplot that shows the hierarchical relationships between the grouping variables

说明：  有关于混沌系统的特性的一些仿真程序，试过的，可以正确运行，希望大家能够交流。(About some of the characteristics of chaotic system simulation program, tried, and can be run properly, I hope we can exchange.)

emd 代码程序 音频信号的采集和分解，用来做经验模态分解实验。(emd-code program audio signal acquisition and decomposition, used as empirical mode decomposition experiment.)

用于产生FSK信号的程序，调用该函数直接产生FSK信号(used to proceed fsk signal, and it is very useful in signal processing)

主要介绍偏微分方程的几个主要的数学模型使用matlab写的(introduced PDE several major mathematical model was made using the Matlab)