Facebook sentiment: Reactions and Emojis Ye Tian author Thiago Galery author Giulio Dulcinati author Emilia Molimpakis author Chao Sun author 2017-04 text Proceedings of the Fifth International Workshop on Natural Language Processing for Social Media Lun-Wei Ku editor Cheng-Te Li editor Association for Computational Linguistics Valencia, Spain conference publication tian-etal-2017-facebook 10.18653/v1/W17-1102 https://aclanthology.org/W17-1102/ 2017-04 11 16