Tweety at SemEval-2018 Task 2: Predicting Emojis using Hierarchical Attention Neural Networks and Support Vector Machine Daniel Kopev author Atanas Atanasov author Dimitrina Zlatkova author Momchil Hardalov author Ivan Koychev author Ivelina Nikolova author Galia Angelova 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 kopev-etal-2018-tweety 10.18653/v1/S18-1080 https://aclanthology.org/S18-1080/ 2018-06 497 501