Interpretable Operational Risk Classification with Semi-Supervised Variational Autoencoder Fan Zhou author Shengming Zhang author Yi Yang author 2020-07 text Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics Dan Jurafsky editor Joyce Chai editor Natalie Schluter editor Joel Tetreault editor Association for Computational Linguistics Online conference publication zhou-etal-2020-interpretable 10.18653/v1/2020.acl-main.78 https://aclanthology.org/2020.acl-main.78/ 2020-07 846 852