Generate an improved baseline model (e.g. using conventional statistical forecasting models such as ARIMA or exponential smoothing [Holts-Winters] that also captures are seasonalities present in the data.
Based on the model, calculate residuals that can be used for further analysis / modelling
Generate an improved baseline model (e.g. using conventional statistical forecasting models such as ARIMA or exponential smoothing [Holts-Winters] that also captures are seasonalities present in the data.
Based on the model, calculate residuals that can be used for further analysis / modelling