Controllable Text Simplification with Lexical Constraint Loss Daiki Nishihara author Tomoyuki Kajiwara author Yuki Arase author 2019-07 text Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics: Student Research Workshop Fernando Alva-Manchego editor Eunsol Choi editor Daniel Khashabi editor Association for Computational Linguistics Florence, Italy conference publication nishihara-etal-2019-controllable 10.18653/v1/P19-2036 https://aclanthology.org/P19-2036/ 2019-07 260 266