Improving the Adversarial Robustness of NLP Models by Information Bottleneck Cenyuan Zhang author Xiang Zhou author Yixin Wan author Xiaoqing Zheng author Kai-Wei Chang author Cho-Jui Hsieh author 2022-05 text Findings of the Association for Computational Linguistics: ACL 2022 Smaranda Muresan editor Preslav Nakov editor Aline Villavicencio editor Association for Computational Linguistics Dublin, Ireland conference publication zhang-etal-2022-improving 10.18653/v1/2022.findings-acl.284 https://aclanthology.org/2022.findings-acl.284/ 2022-05 3588 3598