You could use the BRugs package and formulate your prior knowledge about
slopes in terms of a probability distribution.
Michele Christina Itten kirjoitti:
> Is there a way to force certain formula parameters to be nonnegative?
>
> What I want to do is to estimate student capacity over time, na
On Fri, 25 Apr 2008, Michele Christina Itten wrote:
> Is there a way to force certain formula parameters to be nonnegative?
>
> What I want to do is to estimate student capacity over time, namely by
>
>> capacity ~ Student + Student:Day
>
> I add this formula to a glm call and obtain negative lea
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