OTSeq2Set: An Optimal Transport Enhanced Sequence-to-Set Model for Extreme Multi-label Text Classification Jie Cao author Yin Zhang author 2022-12 text Proceedings of the 2022 Conference on Empirical Methods in Natural Language Processing Yoav Goldberg editor Zornitsa Kozareva editor Yue Zhang editor Association for Computational Linguistics Abu Dhabi, United Arab Emirates conference publication cao-zhang-2022-otseq2set 10.18653/v1/2022.emnlp-main.377 https://aclanthology.org/2022.emnlp-main.377/ 2022-12 5588 5597