Challenges in Emotion Style Transfer: An Exploration with a Lexical Substitution Pipeline David Helbig author Enrica Troiano author Roman Klinger author 2020-07 text Proceedings of the Eighth International Workshop on Natural Language Processing for Social Media Lun-Wei Ku editor Cheng-Te Li editor Association for Computational Linguistics Online conference publication helbig-etal-2020-challenges 10.18653/v1/2020.socialnlp-1.6 https://aclanthology.org/2020.socialnlp-1.6/ 2020-07 41 50