LISAC FSDM USMBA at SemEval-2021 Task 5: Tackling Toxic Spans Detection Challenge with Supervised SpanBERT-based Model and Unsupervised LIME-based Model Abdessamad Benlahbib author Ahmed Alami author Hamza Alami author 2021-08 text Proceedings of the 15th International Workshop on Semantic Evaluation (SemEval-2021) Alexis Palmer editor Nathan Schneider editor Natalie Schluter editor Guy Emerson editor Aurelie Herbelot editor Xiaodan Zhu editor Association for Computational Linguistics Online conference publication benlahbib-etal-2021-lisac 10.18653/v1/2021.semeval-1.116 https://aclanthology.org/2021.semeval-1.116/ 2021-08 865 869