RoseMerry: A Baseline Message-level Sentiment Classification System Huizhi Liang author Richard Fothergill author Timothy Baldwin author 2015-06 text Proceedings of the 9th International Workshop on Semantic Evaluation (SemEval 2015) Preslav Nakov editor Torsten Zesch editor Daniel Cer editor David Jurgens editor Association for Computational Linguistics Denver, Colorado conference publication liang-etal-2015-rosemerry 10.18653/v1/S15-2092 https://aclanthology.org/S15-2092/ 2015-06 551 555