Achieving Model Robustness through Discrete Adversarial Training Maor Ivgi author Jonathan Berant author 2021-11 text Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing Marie-Francine Moens editor Xuanjing Huang editor Lucia Specia editor Scott Wen-tau Yih editor Association for Computational Linguistics Online and Punta Cana, Dominican Republic conference publication ivgi-berant-2021-achieving 10.18653/v1/2021.emnlp-main.115 https://aclanthology.org/2021.emnlp-main.115/ 2021-11 1529 1544