What I Read: R2D2 prior.
https://ericmjl.github.io/blog/2025/8/6/stop-guessing-at-priors-r2d2s-automated-approach-to-bayesian-modeling/
Stop guessing at priors: R2D2’s automated approach to Bayesian modeling
Eric J. Ma
8/5/25 8:00 PM
“…why not place a prior directly on the coefficient of determination (R²) rather than fumbling with individual coefficient priors?”