UNIMO-2: End-to-End Unified Vision-Language Grounded Learning Wei Li author Can Gao author Guocheng Niu author Xinyan Xiao author Hao Liu author Jiachen Liu author Hua Wu author Haifeng Wang author 2022-05 text Findings of the Association for Computational Linguistics: ACL 2022 Smaranda Muresan editor Preslav Nakov editor Aline Villavicencio editor Association for Computational Linguistics Dublin, Ireland conference publication li-etal-2022-unimo 10.18653/v1/2022.findings-acl.251 https://aclanthology.org/2022.findings-acl.251/ 2022-05 3187 3201