arxiv
PublishedJune 17, 2026 at 4:00 AM
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A Recipe for Long-Context Reasoning in Large Language Models via On-Policy Optimization and Distillation
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arXiv:2605.12227v2 Announce Type: replace Abstract: Existing approaches to post-train models for long-context tasks face complementary limitations: (i) supervised fine-tuning (SFT) provides stable supervision but suffers from exposure bias; (ii) reinforcement learning methods such as Group Relative
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Originally published on arxiv ↗