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Model comparison

PostPosted: Thu Sep 02, 2010 5:52 pm
by matte
Does anybody know if there exists a rule of thumb for posterior odds ratio?
So that one can say e.g., if posterior odds ratio is less than ...., then....
Thanks a lot!

Re: Model comparison

PostPosted: Mon Sep 13, 2010 3:26 pm
by AssiaEzzeroug
Hi,

the decision rule consists in selecting the model with the highest marginal density; in terms of PO that means, if PO_{1,2} >1 we choose model 1 over model 2.

Best