PUM at SemEval-2020 Task 12: Aggregation of Transformer-based Models’ Features for Offensive Language Recognition Piotr Janiszewski author Mateusz Skiba author Urszula Walińska 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 janiszewski-etal-2020-pum 10.18653/v1/2020.semeval-1.210 https://aclanthology.org/2020.semeval-1.210/ 2020-12 1615 1621