是机器学习的例程，分析了该信号的时域、频域、倒谱，循环谱等,D-S证据理论数据融合，对HARQ系统的吞吐量分析，复化三点Gauss-lengend公式求pi，考虑雨衰 阴影 和多径影响。- Machine learning routines, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. D-S evidence theory data fusion, HARQ throughput analysis of the system, Complex of three-point Gauss-lengend the Formula pi, Consider shadow rain attenuation and multipath effect.