SocialNLP 2018 EmotionX Challenge Overview: Recognizing Emotions in Dialogues Chao-Chun Hsu author Lun-Wei Ku author 2018-07 text Proceedings of the Sixth International Workshop on Natural Language Processing for Social Media Lun-Wei Ku editor Cheng-Te Li editor Association for Computational Linguistics Melbourne, Australia conference publication hsu-ku-2018-socialnlp 10.18653/v1/W18-3505 https://aclanthology.org/W18-3505/ 2018-07 27 31