Prune-OPD detects prefix drift via top-k overlap and dynamically prunes unreliable teacher rewards in OPD, cutting training time 37.6-68% on AMC/AIME/HMMT while preserving performance.
Minilm: Deep self-attention distillation for task-agnostic compression of pre-trained transformers.Advances in Neural Information Processing Systems, 33:5776–5788
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Prune-OPD: Efficient and Reliable On-Policy Distillation for Long-Horizon Reasoning
Prune-OPD detects prefix drift via top-k overlap and dynamically prunes unreliable teacher rewards in OPD, cutting training time 37.6-68% on AMC/AIME/HMMT while preserving performance.