中文说明：FIR 底通和带通滤波器和IIR 底通和带通滤波器，滤波求和方式实现宽带波束形成，GSM中GMSK调制信号的产生，进行逐步线性回归，时间序列数据分析中的梅林变换工具，包括面积、周长、矩形度、伸长度。
English Description：
End of FIR-pass and band-pass filters and end of IIR-pass and band-pass filters, filter summation method for broadband Beamforming, GSM GMSK modulation in signal generation, stepwise linear regression, the Mellin transform of time series data analysis tools, including area, perimeter, rectangular, elongation.