emd

说明：  在网上下载的好用的傅里叶变换程序 时域变频域信号分析(Fourier transform program)

用MATLAB实现软软件无线电中DDC的仿真 (DDC soft software radio simulation with MATLAB)

kalman filter program...extended kalman filter

SIAM.Data Clustering.Theory.Algorithms and Applications.2007

这是几个萤火虫源代码，可以正常使用，放心使用(This is a few firefly source code, can be used normally, rest assured that use)

Exchange rate changes

说明：  多功能史密斯圆图，带单枝节，双枝节匹配，有动态演示效果。各种参数可调。程序调通了，没问题。(Multifunctional Smith map, with single side, double side match, the effect of dynamic presentation. Adjustable parameters. Transfer procedures had, no problem.)

输入一列整数，选择需要求子列的长度。在求最长子列，(Enter a list of integers, select the Child-giving the length of the column. Having failed to achieve the longest sub-columns,)

利用matlab模拟光纤中的HE11模的模式分布图。(Using matlab to simulate the HE11 mode fiber mode distribution.)

基于matlab的电压电流双闭环的三相并网逆变器模型，采用电压外环及电流内环控制方式(Matlab-based dual-loop voltage and current three-phase grid-connected inverter model, the outer voltage loop and inner current loop control)