Weakly supervised hierarchical multi-task classification of customer questions Jitenkumar Rana author Promod Yenigalla author Chetan Aggarwal author Sandeep Sricharan Mukku author Manan Soni author Rashmi Patange author 2023-07 text Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 5: Industry Track) Sunayana Sitaram editor Beata Beigman Klebanov editor Jason D Williams editor Association for Computational Linguistics Toronto, Canada conference publication rana-etal-2023-weakly 10.18653/v1/2023.acl-industry.75 https://aclanthology.org/2023.acl-industry.75/ 2023-07 786 793