Hierarchical Relation-Guided Type-Sentence Alignment for Long-Tail Relation Extraction with Distant Supervision Yang Li author Guodong Long author Tao Shen author Jing Jiang author 2022-07 text Findings of the Association for Computational Linguistics: NAACL 2022 Marine Carpuat editor Marie-Catherine de Marneffe editor Ivan Vladimir Meza Ruiz editor Association for Computational Linguistics Seattle, United States conference publication li-etal-2022-hierarchical 10.18653/v1/2022.findings-naacl.24 https://aclanthology.org/2022.findings-naacl.24/ 2022-07 316 326