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arXiv preprint arXiv:2507.02841 , year=

7 Pith papers cite this work. Polarity classification is still indexing.

7 Pith papers citing it

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2026 7

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UNVERDICTED 7

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representative citing papers

Zone of Proximal Policy Optimization: Teacher in Prompts, Not Gradients

cs.CL · 2026-06-16 · unverdicted · novelty 7.0

ZPPO improves distillation to small vision-language models by using binary and negative candidate prompts plus a replay buffer for hard questions, outperforming standard distillation and GRPO on a 31-benchmark suite with largest gains at the 0.8B scale.

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