Evaluating Topic Quality with Posterior Variability Linzi Xing author Michael J Paul author Giuseppe Carenini author 2019-11 text Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing and the 9th International Joint Conference on Natural Language Processing (EMNLP-IJCNLP) Kentaro Inui editor Jing Jiang editor Vincent Ng editor Xiaojun Wan editor Association for Computational Linguistics Hong Kong, China conference publication xing-etal-2019-evaluating 10.18653/v1/D19-1349 https://aclanthology.org/D19-1349/ 2019-11 3471 3477