Posts Tagged ‘ exponential smoothing ’

Exponential decay models

May 17, 2012
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Exponential decay models

All models are wrong, some models are more wrong than others. The streetlight model Exponential decay models are quite common.  But why? One reason a model might be popular is that it contains a reasonable approximation to the mechanism that generates the data.  That is seriously unlikely in this case. When it is dark and … Continue reading...

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Statistique de l’assurance STT6705V, partie 12 bis

December 7, 2010
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Statistique de l’assurance STT6705V, partie 12 bis

In the previous post (here) discussing forecasts of actuarial quantities, I did not mention much how to forecast the temporal component in the Lee-Carter model. Actually, many things can be done. Consider here some exponential smoothing techniques ...

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