通过反复训练模板能有较高的识别率，本程序的性能已经超过其他算法，双向PCS控制仿真，进行逐步线性回归，分析了该信号的时域、频域、倒谱，循环谱等,多元数据分析的主分量分析投影。- Through repeated training QPozFBilate have higher recognition rate, This program has exceeded the performance of other algorithms, Two-way PCS control simulation, Stepwise linear regression, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. Principal component analysis of multivariate data analysis projection.