@inproceedings{wang-etal-2026-charthal,
    title = "{C}hart{H}al: A Fine-grained Framework Evaluating Hallucination of Large Vision Language Models in Chart Understanding",
    author = "Wang, Xingqi  and
      Cui, Yiming  and
      Yao, Xin  and
      Wang, Shijin  and
      Hu, Guoping  and
      Qin, Xiaoyu",
    editor = "Zhang, Yue  and
      Xu, Ruifeng  and
      Purwarianti, Ayu  and
      Rong, Tong  and
      Suzuki, Jun",
    booktitle = "Findings of the {A}ssociation for {C}omputational {L}inguistics: {IJCNLP}-{AACL} 2026",
    month = nov,
    year = "2026",
    address = "Hengqin, China",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2026.findings-aacl.88/",
    pages = "1779--1796",
    ISBN = "979-8-89176-444-6"
}