Nikolov-Radivchev at SemEval-2019 Task 6: Offensive Tweet Classification with BERT and Ensembles Alex Nikolov author Victor Radivchev author 2019-06 text Proceedings of the 13th International Workshop on Semantic Evaluation Jonathan May editor Ekaterina Shutova editor Aurelie Herbelot editor Xiaodan Zhu editor Marianna Apidianaki editor Saif M Mohammad editor Association for Computational Linguistics Minneapolis, Minnesota, USA conference publication nikolov-radivchev-2019-nikolov 10.18653/v1/S19-2123 https://aclanthology.org/S19-2123/ 2019-06 691 695