Line Graph Enhanced AMR-to-Text Generation with Mix-Order Graph Attention Networks Yanbin Zhao author Lu Chen author Zhi Chen author Ruisheng Cao author Su Zhu author Kai Yu author 2020-07 text Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics Dan Jurafsky editor Joyce Chai editor Natalie Schluter editor Joel Tetreault editor Association for Computational Linguistics Online conference publication zhao-etal-2020-line 10.18653/v1/2020.acl-main.67 https://aclanthology.org/2020.acl-main.67/ 2020-07 732 741