分析了该信号的时域、频域、倒谱，循环谱等,意信号卷积的运算,并且绘制图象，包括脚本文件和函数文件形式。- Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. Convolution operation is intended to signal and image rendering, Including scr ipt files and function files in