A typical suggestion that I see with model specification is switching between centered and non-centered representations for scale parameters e.g., see here: https://twiecki.io/blog/2017/02/08/bayesian-hierchical-non-centered/ The intution I have behind this is that, for the centered model, the post…

Non-Centered Reparameterisation for the Negative Binomial Distribution?

MrinankSharma September 4, 2020, 11:59am 3

Cool, thanks. Is there any best practice for setting the prior for dispersion?

Topic		Replies	Views
Parametrize mixed beta regression in non centered way Questions	6	1194	April 17, 2018
Noncentered Parametrizations Questions	5	1148	April 26, 2021
Convergence with noncentered hierarchical model Questions	6	840	July 24, 2021
Non-centered parameterization of a beta distribution? Questions	12	2837	March 22, 2021
Ideas for reparameterizing models/changing priors to avoid divergences Questions	3	956	December 5, 2019