Forecasting, Time Series Analysis, Fourier Transform, R, Ml So Good.
... $ newdate : POSIXct[1:25503], format: "2022-11-28 09:00:00" "2022-11-28 10:00:00" "2022-11-28 11:00:00" "2022-11-28 12:00:00" ... $ n : num [1:25503] 9 1 0 0 0 0 11 8 0 0 ... Building a spectral periodogram is not difficult and is in fact built-in the stats function of R. Called spec.pgram it