YNU-HPCC at SemEval-2018 Task 2: Multi-ensemble Bi-GRU Model with Attention Mechanism for Multilingual Emoji Prediction Nan Wang author Jin Wang author Xuejie Zhang 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 wang-etal-2018-ynu 10.18653/v1/S18-1073 https://aclanthology.org/S18-1073/ 2018-06 459 465