Beyond GRPO and On-Policy Distillation: An Empirical Sparse-to-Dense Reward Principle for Language-Model Post-Training

arXiv:2605.12483 · cs.LG, cs.AI · Submitted 2026-05-12 · Read on arXiv

cs.LG, cs.AI

Submitted: 2026-05-12

Updated: 2026-10-12

Terminology

Related papers