The ROUGE evaluation metric can assign high scores to factually incorrect answers if they share surface structure with the reference, creating a bias toward structurally similar but factually wrong responses.

Authors

• Person: Not available Organization: arXiv
  Re-evaluating Hallucination Detection in LLMs - arXiv

Sources

• Re-evaluating Hallucination Detection in LLMs - arXiv arxiv.org arXiv via serper

Referenced by nodes (1)

• ROUGE concept