@inproceedings{xiong-etal-2026-lang2act, title = "{L}ang2{A}ct: Fine-Grained Visual Reasoning through Self-Emergent Linguistic Toolchains", author = "Xiong, Yuqi and Peng, Chunyi and Xu, Zhipeng and Liu, Zhenghao and Chen, Zulong and Yan, Yukun and Wang, Shuo and Gu, Yu and Yu, Ge", editor = "Liakata, Maria and Moreira, Viviane P. and Zhang, Jiajun and Jurgens, David", booktitle = "Findings of the {A}ssociation for {C}omputational {L}inguistics: {ACL} 2026", month = jul, year = "2026", address = "San Diego, California, United States", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/ingest-acl/2026.findings-acl.409/", pages = "8375--8399", ISBN = "979-8-89176-395-1" }