@inproceedings{zhao-etal-2026-hallucinations-reveal, title = "What Do Hallucinations Reveal About Multimodal Reasoning? Diagnosing Visual Grounding Failures via Contrastive Decoding Probes", author = "Zhao, Zhipeng and Wang, Wenxu and Liu, Peishun and Tang, Ruichun", editor = "Lee, Hung-Yi and Dev, Sunipa and Li, Jessy and Elliott, Desmond", booktitle = "Findings of the {A}ssociation for {C}omputational {L}inguistics: {EMNLP} 2026", month = oct, year = "2026", address = "Budapest, Hungary", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2026.findings-emnlp.140/", pages = "2889--2912", ISBN = "979-8-89176-462-0" }