@article{measuringtheimpactoflexicaltrainingdatac, title = {Measuring the Impact of Lexical Training Data Coverage on Hallucination Detection in Large Language Models}, author = {Shuo Zhang and Fabrizio Gotti and Fengran Mo and Jian-Yun Nie}, year = {2025}, eprint = {2511.17946}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2511.17946}, }