在matlab环境中自动识别连通区域的大小,分析了该信号的时域、频域、倒谱，循环谱等,代码里有很完整的注释和解释。- Automatic identification in the matlab environment the size of the connected area, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. Code, there are very complete notes and explanation.