EmoNLP at IEST 2018: An Ensemble of Deep Learning Models and Gradient Boosting Regression Tree for Implicit Emotion Prediction in Tweets Man Liu author 2018-10 text Proceedings of the 9th Workshop on Computational Approaches to Subjectivity, Sentiment and Social Media Analysis Alexandra Balahur editor Saif M Mohammad editor Veronique Hoste editor Roman Klinger editor Association for Computational Linguistics Brussels, Belgium conference publication liu-2018-emonlp-iest 10.18653/v1/W18-6228 https://aclanthology.org/W18-6228/ 2018-10 201 204