Document-Level Event Argument Extraction via Optimal Transport Amir Pouran Ben Veyseh author Minh Van Nguyen author Franck Dernoncourt author Bonan Min author Thien Nguyen 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 pouran-ben-veyseh-etal-2022-document 10.18653/v1/2022.findings-acl.130 https://aclanthology.org/2022.findings-acl.130/ 2022-05 1648 1658