Improving Contextualized Topic Models with Negative Sampling Suman Adhya author Avishek Lahiri author Debarshi Kumar Sanyal author Partha Pratim Das 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 adhya-etal-2022-improving https://aclanthology.org/2022.icon-main.18/ 2022-12 128 138