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Beyond Temperature: Hyperfitting as a Late-Stage Geometric Expansion
揭示LLM微调中"超拟合"反直觉现象：接近零训练损失竟提升生成质量，挑战传统过拟合认知
arXiv:2605.22579v1 Announce Type: new Abstract: Recent work has identified a counterintuitive phenomenon termed "Hyperfitting", where fine-tuning Larg…