Time Series Forecasting, Fourier, Ensemble Method, Data Science, Signal Processing.
plot the spectrogram for the seasonal components with periods of 2 and 4 quarters, mentioned above. As always, the full code is in the companion notebook linked at the end. spectrum = compute_spectrum(df['production'], 4, 0.1) plot_spectrogram(spectrum, figsize_x=10) spectrogram What this diagram