NIT_COVID-19 at WNUT-2020 Task 2: Deep Learning Model RoBERTa for Identify Informative COVID-19 English Tweets Jagadeesh M S author Alphonse P J A author 2020-11 text Proceedings of the Sixth Workshop on Noisy User-generated Text (W-NUT 2020) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication m-s-p-j-a-2020-nit 10.18653/v1/2020.wnut-1.66 https://aclanthology.org/2020.wnut-1.66/ 2020-11 450 454