LongR: Unleashing Long-Context Reasoning via Reinforcement Learning with Dense Utility Rewards

arXiv:2602.05758 · cs.CL · Submitted 2026-02-05 · Read on arXiv

cs.CL

Submitted: 2026-02-05

Updated: 2026-10-12

Terminology

• Reinforcement Learning — 2× in this paper · explained in 4 episodes
• Information Gain — 1× in this paper · explained in 2 episodes
• Robustness — 1× in this paper · explained in 5 episodes
• Unified Framework — 1× in this paper · explained in 5 episodes

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