@misc{duan2024llms,
  title={Do LLMs Know about Hallucination? An Empirical Investigation of LLM's Hidden States},
  author={Hanyu Duan and Yi Yang and Kar Yan Tam},
  year={2024},
  eprint={2402.09733},
  archivePrefix={arXiv},
  primaryClass={cs.CL},
  url={https://arxiv.org/abs/2402.09733}
}