ApplicaAI at SemEval-2020 Task 11: On RoBERTa-CRF, Span CLS and Whether Self-Training Helps Them Dawid Jurkiewicz author Łukasz Borchmann author Izabela Kosmala author Filip Graliński 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 jurkiewicz-etal-2020-applicaai 10.18653/v1/2020.semeval-1.187 https://aclanthology.org/2020.semeval-1.187/ 2020-12 1415 1424