Kernel Token Contradiction: a Fast and Principled Approach for LLM Claim Uncertainty Quantification

Jérémie Dentan, Alexi Canesse, Mahammed El Sharkawy +1

Claim-level Uncertainty Quantification (UQ) aims to mitigate the lack of reliability of Large Language Models (LLMs) by evaluating the factuality of each claim in their outputs. We…