Αυθεντικό κείμενο - Αγγλικά - Forecasting systems match their forecast to the...

Forecasting systems match their forecast to the products historical demand pattern by automatically modifying the model's smoothing parameters. In addition to automatic parameter modifica¬tion, the forecasting analyst can truncate the historical basis of the time series. This would be done if significant differences in demand existed between more recent versus past time periods.