Research · Reinforcement learning
Preserving multiple reasoning strategies prevents late-stage collapse in RLVR
All Work And No Play Makes Jack a Dull Boy: Understanding and Preventing Catastrophic Strategy Collapse in RLVR
The authors connect abrupt performance loss to strategy concentration, derive an early-warning metric and test a strategy-balancing training method.
MATH-500: 86.8% Mean@4 Accuracy (as reported)
Peking University