确定时间序列中的阶数的FPE或aic准则的matlab代码。-Determine the order of time for the FPE or aic criterion by matlab.

关于谱分析的一些算法，其中包括周期图法、Blackman-Turkey法、Yule-Walker方程求解、最小二乘AR、最小二乘arma、ESPRIT、MUSIC、Root-MUSIC、Capon、和aic准则等等经典算法。-Classical algorithm on Spectral Analysis, including periodigram, Blackman-Trukey, Yule-Walker,LSAR, LSarma,ESPRIT, MUSIC, Root-MUSIC, Cap