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1.二值图像的fft分析 2.显示频谱图像，频谱的零频率系数被移到频谱中间 3.填充矩阵填充后的情况比较 4.绘图直观形象(1. Binary Image fft analysis 2. Image shows the spectrum, Spectrum coefficient of zero frequency spectrum has been moved to the middle three. Filled Filled matrix compared to the situation after four. Mapping visual image)

SPEECH ENCODING USING ADPCM

多种波束形成源代码，有很好的可扩展性 包括：直接相移波束形成，MVDR波束形成，music波束形成的源程序(A variety of beamforming source code, has very good scalability, including: direct phase-shift beamforming, MVDR beamforming, music source beamforming)

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数字图像频域滤波处理，分别进行二阶巴特沃斯(Butterworth)高通、低通滤波器。(Digital image processing frequency domain filtering, respectively second-order Butterworth (Butterworth) high pass, low pass filter.)

利用matlab simulink建立了卫星姿态控制系统模型，可以通过改变控制器等参数实现对卫星的控制(Satellite attitude control system was established based on the matlab simulink model, can be realized by changing the controller parameters, such as control of the satellite )

基于粒子群算法的PID控制器优化，需含simulink，程序可以运行(Based on Particle Swarm Optimization PID controller is required with simulink, the program can run)

自适应算法实例，学习自适应很好的东西，本文件为matlab文件。(Adaptive algorithm instance, a very good thing to learn self-adaptive, this document matlab file.)

六相永磁电机dq0建模方法,内含电压方程模块，磁链模块，转矩模块等(modeling sixphase pmsm based on dq0)

本代码为移动通信系统中瑞丽衰落信道产生的仿真代码(RayleighFadingChannelSignalGenerator)