I am trying to build a model to forecast, and initially I tried the cyclic model but I did not worked.
So, I would like to hear any suggestion for a bi seasonal pattern.
Thanks you all,
The UCM procedure (SAS/ETS ; SAS Econometrics) has a :
These statements are NOT mutually exclusive.
( The UCM procedure analyzes and forecasts equally spaced univariate time series data by using an unobserved components model (UCM). The UCMs are also called structural models in the time series literature. )
SAS/ETS 15.2 User's Guide
The UCM Procedure
Example 42.3 Modeling Long Seasonal Patterns
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