Running this model with Pymc4 leads to an initialization error. It seems that large values from LogNormal overflow to infinity. If I change LogNormal to smaller values like ~1-5, then it works. Interestingly,running the same model with Stan works fine. Any idea why this is happening? Is this a over…

Initialization fails when using LogNormal

ricardoV94 April 9, 2022, 7:24am 6

Anyway you are getting insane values with log_

That for sure overflows to +inf when exponentiated.