{"type": "article", "title": "PEBS: Per-rater Empirical-Bayes Shrinkage for RLHF Reward-Model Calibration", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/pebs-per-rater-empirical-bayes-shrinkage-for-rlhf-reward-model-calibration", "original_source": "https://arxiv.org/abs/2606.27578", "published": "2026-06-29T04:00:00+00:00", "accessed": "2026-06-29", "id": "pebs-per-rater-empirical-bayes-shrinkage-for-rlhf-reward-model-calibration"}