statsmodels.sandbox.tsa.fftarma.ArmaFft.acf2spdfreq¶
- ArmaFft.acf2spdfreq(acovf, nfreq=100, w=None)[source]¶
not really a method just for comparison, not efficient for large n or long acf
this is also similarly use in tsa.stattools.periodogram with window
Last update:
Jun 10, 2024