Backpropagating through Structured Argmax using a SPIGOT Hao Peng author Sam Thomson author Noah A Smith author 2018-07 text Proceedings of the 56th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) Iryna Gurevych editor Yusuke Miyao editor Association for Computational Linguistics Melbourne, Australia conference publication peng-etal-2018-backpropagating 10.18653/v1/P18-1173 https://aclanthology.org/P18-1173/ 2018-07 1863 1873