Saurav Muralidharan
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126
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NLP×1
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2026
Zone of Proximal Policy Optimization: Teacher in Prompts, Not Gradients
This paper introduces Zone of Proximal Policy Optimization (ZPPO) for knowledge distillation, which keeps the teacher inside the student's current zone of development and outperforms off/on-policy distillation and GRPO.
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cs.CLEmpiricalRecentJun 16, 2026
Zone of Proximal Policy Optimization: Teacher in Prompts, Not Gradients
Byung-Kwan Lee, Ximing Lu, Shizhe Diao, Minki Kang +7 more
This paper introduces Zone of Proximal Policy Optimization (ZPPO) for knowledge distillation, which keeps the teacher inside the student's current zone of development and outperforms off/on-policy dis…
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