arXiv Machine Learning By Zilong Zhang, Yi-Ting Hung, Lei Ding, Chi-Kuang Yeh

Quantifying and Auditing LLM Evaluation via Positive--Unlabeled Learning

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arXiv:2606. 19057v1 Announce Type: cross Abstract: Large Language Models (LLMs) are increasingly used as judges for scalable evaluation, yet such LLM--as--a--Judge systems exhibit systematic biases that are decoupled from semantic quality, most notably verbosity bias.

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