A Two-Stream AMR-enhanced Model for Document-level Event Argument Extraction Runxin Xu author Peiyi Wang author Tianyu Liu author Shuang Zeng author Baobao Chang author Zhifang Sui author 2022-07 text Proceedings of the 2022 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies Marine Carpuat editor Marie-Catherine de Marneffe editor Ivan Vladimir Meza Ruiz editor Association for Computational Linguistics Seattle, United States conference publication xu-etal-2022-two 10.18653/v1/2022.naacl-main.370 https://aclanthology.org/2022.naacl-main.370/ 2022-07 5025 5036