Deep Affix Features Improve Neural Named Entity Recognizers Vikas Yadav author Rebecca Sharp author Steven Bethard author 2018-06 text Proceedings of the Seventh Joint Conference on Lexical and Computational Semantics Malvina Nissim editor Jonathan Berant editor Alessandro Lenci editor Association for Computational Linguistics New Orleans, Louisiana conference publication yadav-etal-2018-deep 10.18653/v1/S18-2021 https://aclanthology.org/S18-2021/ 2018-06 167 172