Addressing the Data Sparsity Issue in Neural AMR Parsing Xiaochang Peng author Chuan Wang author Daniel Gildea author Nianwen Xue author 2017-04 text Proceedings of the 15th Conference of the European Chapter of the Association for Computational Linguistics: Volume 1, Long Papers Mirella Lapata editor Phil Blunsom editor Alexander Koller editor Association for Computational Linguistics Valencia, Spain conference publication peng-etal-2017-addressing https://aclanthology.org/E17-1035/ 2017-04 366 375