@inproceedings{guo-etal-2026-tokens, title = "Not All Tokens Are Equal: Syntax-Pattern Weighted Likelihood Difference Joint Detection for Neural-Training-Free {AI}-Generated Text Detection", author = "Guo, Tianyu and Hao, Shufeng and Li, JiaQi and Shi, Chongyang", 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.1912/", doi = "10.18653/2026.findings-emnlp.1912", pages = "40743--40758", ISBN = "979-8-89176-462-0" }