FEM-3

Step function in matlab.....

短时傅里叶变换MATLAB代码，主要是用于非线性信号分析(Short-time Fourier transform MATLAB code, mainly for nonlinear signal analysis)

matlab code for low pass

自己编程实现的一种智能算法，最近提出的新算法 ，稻田算法(an intelligent algorithm.pfa )

reduce file size of images with bit techniques

声音警报程序，直接用电脑的话筒即可，声音过高会产生警报，希望大家能用得到(Sound the alarm program can directly use a computer microphone, the sound is too high will produce alarm, hope everyone can get)

this is a gold code

分布估计算法，是一个数据包，能实现群的一般算法(Distribution estimation algorithm, which is a packet, can achieve the group of the general algorithm )

基于matlab仿真的机器人手臂研究，包含有手动及自动运行两种运行模式。(Research of robot arm based on MATLAB simulation, including manual and automatic operation two kinds of operation mode. )

复制看跌期权,主要包含期权结构、收益分析的内容(copy a put option)