Using Random Perturbations to Mitigate Adversarial Attacks on Sentiment Analysis Models Abigail Swenor author Jugal Kalita author 2021-12 text Proceedings of the 18th International Conference on Natural Language Processing (ICON) Sivaji Bandyopadhyay editor Sobha Lalitha Devi editor Pushpak Bhattacharyya editor NLP Association of India (NLPAI) National Institute of Technology Silchar, Silchar, India conference publication swenor-kalita-2021-using https://aclanthology.org/2021.icon-main.63/ 2021-12 519 528