arXiv Machine Learning By Ruochen Jin, Zhanliang Wang, Zongyu Dai, Jiancong Xiao, Bojian Hou

Beyond Post-Hoc Temperature Scaling: Bilevel Optimization for LLM Calibration

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arXiv:2608. 07419v1 Announce Type: new Abstract: Preference alignment often makes large language models (LLMs) overconfident and poorly calibrated.

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