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butterworth filter for image enhancement

AWGN channel simulation with Golay coding. Modulation method is BPSK. BER curve is provided.

OFDM仿真代码，对理论值与实际值做了相应对比。 (OFDM simulation code, to the theoretical value to do with the actual value of the corresponding contrast.)

系统辨识经典辨识方法，其中包括levy法，差分法，Hankel矩阵法；系统辨识的最小二乘方法，其中包括最小二乘一次算法，最小二乘递推算法(System identification classical identification methods, including the levy method, differential method, Hankel matrix system identification of the least squares method, including a least squares algorithm, recursive least squares algorithm)

光伏并网逆变器的仿真以及参数的设定，采用传统配置(inverter Simulation of photovoltaic grid-connected inverters and parameter settings using traditional configurations)

利用matlab进行频域低通和带通滤波,效果不错(Frequency domain using matlab low-pass and band-pass filtering)

filtering and salt and pepper noise reduction

情緒分析程式, 運用心跳和體溫綜合分析, 顯示在flash手機介面(emotion detection by heart-beat and body temperature. View the flash mobile interface.)

matlab book matlab book2

这是一个用matlab编写的C4.5算法的实现(this is a classification of machine learing,C4.5,using matlab)