Forecasting, Time Series Analysis, Fourier Transform, R, Ml So Good.
-none- character taper 1 -none- numeric pad 1 -none- numeric detrend 1 -none- logical demean 1 -none- logical plot(raw.spec) plot(raw.spec, log = "no") de see a periodogram for the VOIP calls. You can clearly see that there is a pattern to be discerned which becomes even clearer if you let go of