UTFPR at SemEval 2020 Task 12: Identifying Offensive Tweets with Lightweight Ensembles Marcos Aurélio Hermogenes Boriola author Gustavo Henrique Paetzold author 2020-12 text Proceedings of the Fourteenth Workshop on Semantic Evaluation Aurelie Herbelot editor Xiaodan Zhu editor Alexis Palmer editor Nathan Schneider editor Jonathan May editor Ekaterina Shutova editor International Committee for Computational Linguistics Barcelona (online) conference publication boriola-paetzold-2020-utfpr 10.18653/v1/2020.semeval-1.297 https://aclanthology.org/2020.semeval-1.297/ 2020-12 2232 2236