Admittedly Stan doesn't work for all problems, but where I've seen a lot of issues in "bad" performance by Stan is when people try to fit models that are unidentified or weakly identified. Unlike some other algorithms…
Admittedly Stan doesn't work for all problems, but where I've seen a lot of issues in "bad" performance by Stan is when people try to fit models that are unidentified or weakly identified. Unlike some other algorithms…