FFT-matlab

产生2fsk或4fsk的调制信号，可以控制带宽，中心频率，噪声，可以观察频谱(this can product signal)

this is a simple and comfort system for recording voice

模拟通过一个高度非线性光子晶体光纤(PCF)传播的kW峰值功率孤子脉冲。(These scripts simulate femto-second soliton pulses, with kWs of peak power, propagating through a highly non-linear Photonic Crystal Fiber (PCF).)

能够用DFT方法求信号的相量,非常的精确，实时性能得到保证(It can solve the problem of sigal s phasor based on DFT)

说明：  非常实用的几个程序代码，请大家继续编程进行完善。(Several very useful code, please continue to improve programming.)

说明：  matlab编写的[数据挖掘]分类算法Competitive_learning算法。(Matlab prepared by the [data mining] classification algorithm Competitive_learn ing algorithm.)

在matlab开发环境下，实现对直流电动机的仿真，研究其直接启动的特性(MATLAB development environment, the DC motor simulation, to study the characteristics of its direct start)

The MATLAB Scripts (m-files) Simulate MIMO Communication System with Zero Forcing (ZF) Detection, Minimum Mean Square Error (MMSE) Precoding and Detection. It of course goes with the MAIN Programs which calls the functions.

采用MATLAB 对图像进行加噪，滤波，置乱等方面的处理代码。(photo noise in matlab)

求解最优化问题里的半定规划问题（SDP）经典并且十分有效的MATLAB程序包(a very efficient package for solving semi-definite programming)