SemEval-2018 Task 1: Affect in Tweets Saif Mohammad author Felipe Bravo-Marquez author Mohammad Salameh author Svetlana Kiritchenko author 2018-06 text Proceedings of the 12th International Workshop on Semantic Evaluation Marianna Apidianaki editor Saif M Mohammad editor Jonathan May editor Ekaterina Shutova editor Steven Bethard editor Marine Carpuat editor Association for Computational Linguistics New Orleans, Louisiana conference publication mohammad-etal-2018-semeval 10.18653/v1/S18-1001 https://aclanthology.org/S18-1001/ 2018-06 1 17