[R-meta] Determining if an rma.mv model is singular

Michael Dewey ||@t@ @end|ng |rom dewey@myzen@co@uk
Tue Mar 22 14:25:46 CET 2022

Dear Stefanou

Would it not be simplest just to fit the models and see what happens? 
You are not going to break anything.


On 22/03/2022 00:50, Stefanou Revesz wrote:
> Dear Wolfgang and list members,
> Is there any function or code for rma.mv models that would work like
> lme4::isSingular()?
> I ask this because, given a fixed number of moderators, I sometimes
> want to empirically explore how much room for adding random effects in
> rma.mv I have before my model becomes singular but I don't know how to
> do that.
> Thank you so much,
> Stefanou
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