HAHE: Hierarchical Attention for Hyper-Relational Knowledge Graphs in Global and Local Level Haoran Luo author Haihong E author Yuhao Yang author Yikai Guo author Mingzhi Sun author Tianyu Yao author Zichen Tang author Kaiyang Wan author Meina Song author Wei Lin author 2023-07 text Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) Anna Rogers editor Jordan Boyd-Graber editor Naoaki Okazaki editor Association for Computational Linguistics Toronto, Canada conference publication luo-etal-2023-hahe 10.18653/v1/2023.acl-long.450 https://aclanthology.org/2023.acl-long.450/ 2023-07 8095 8107