Contains functions to create a seasonal forecast based on the Holt-Winters method for seasonal forecasting.
forecast : Basics.Int -> List Basics.Float -> Maybe (List Basics.Float)
Creates a forecast with default parameters (alpha = 0.5, beta = 0.4, gamma = 0.6, number of forecasted values = length of period). You only need to specify the length of a season (number of values per season).
forecastWith : Basics.Float -> Basics.Float -> Basics.Float -> Basics.Int -> Basics.Int -> List Basics.Float -> Maybe (List Basics.Float)
Creates a seasonal forecast. Set the following parameters: