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说明：  pq分解程序，matlab电力系统的分析和计算中，需要不同网络结构和参数。在应 用这些参数之前，收集和整理工作会花费大量的时间和精力。(pq decomposition process, matlab power system analysis and calculation, require different network structures and parameters. Before applying these parameters, the collection and collation will spend a lot of time and effort.)

Induction motor three phase module

已知赤经赤纬计算轨道六根数，采用高斯算法(calculate orbit elements（gauss))

ofdm发送端和接收端，根据短训练字的特性进行相关运算，进行信号到达检测，当检测到相关值大于门限一定次数后，认为有信号到达。(ofdm sending end and receiving end, according to the characteristics of the short training word correlation operation, the signal reaching the detector, when the detected correlation value is greater than the threshold after a certain number of times that a signal arrives.)

小波变换获得细节和逼近子图，再求子图能量 用L1范数来求(wavelet transform energy)

Model DBPSK signal with AWGN channal

load flow for 26 bus fast decoupled

arma模型，很不错的M文件，有助于学习提高(arma model, very good M-file help learning to improve)

kernel density estimation MATLAB

5level diode clamped rectifier