Similarity Based Label Smoothing For Dialogue Generation Sougata Saha author Souvik Das author Rohini Srihari author 2022-12 text Proceedings of the 19th International Conference on Natural Language Processing (ICON) Md. Shad Akhtar editor Tanmoy Chakraborty editor Association for Computational Linguistics New Delhi, India conference publication saha-etal-2022-similarity https://aclanthology.org/2022.icon-main.31/ 2022-12 253 259