@inproceedings{khanmohammadi-etal-2026-grounded, title = "Grounded or Guessing? {LVLM} Confidence Estimation via Blind-Image Contrastive Ranking", author = "Khanmohammadi, Reza and Miahi, Erfan and Kaur, Simerjot and Smiley, Charese and Brugere, Ivan and Thind, Kundan S and Ghassemi, Mohammad M.", editor = "Zhang, Yue and Xu, Ruifeng and Purwarianti, Ayu and Rong, Tong and Suzuki, Jun", booktitle = "Proceedings of the 15th International Joint Conference on Natural Language Processing and the 5th Conference of the {A}sia-Pacific Chapter of the {A}ssociation for {C}omputational {L}inguistics (Volume 1: Long Papers)", month = nov, year = "2026", address = "Hengqin, China", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2026.aacl-long.210/", pages = "4645--4721", ISBN = "979-8-89176-439-2" }