GreyForecast

Syntax

GreyForecast(Input: ITimeSeries,
             Period: IMsPeriod)

Parameters

Input. Output variable.

Period. Period, at which the method is calculated. If the parameter value is Null, the method is calculated at the entire time period.

Description

It models variable using Grey forecast.

Comments

Missing data treatment is not applied in the source data.

Example

Formula Result Application
= GreyForecast({GDP|Anchorage[t]}, SetPeriod("01.01.2000", "01.01.2015")) The Grey forecast will be applied for the GDP|Anchorage series for the period from 2010 to 2015. It can be used in formulas of calculated series of time series database and in formulas of attribute-based models of modeling container.
= GreyForecast(X1)

The Grey forecast will be applied for the X1 factor for the entire time period.

 It can be used in model variable-based formulas of modeling container.

See also:

Functions Available in Expression Editor │ Forecasting │ IModelling.GreyForecast | Model GM(1,1)(Grey Forecast)