Duluth at SemEval-2020 Task 12: Offensive Tweet Identification in English with Logistic Regression Ted Pedersen 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 pedersen-2020-duluth 10.18653/v1/2020.semeval-1.255 https://aclanthology.org/2020.semeval-1.255/ 2020-12 1938 1946