HCL-TAT: A Hybrid Contrastive Learning Method for Few-shot Event Detection with Task-Adaptive Threshold Ruihan Zhang author Wei Wei author Xian-Ling Mao author Rui Fang author Dangyang Chen author 2022-12 text Findings of the Association for Computational Linguistics: EMNLP 2022 Yoav Goldberg editor Zornitsa Kozareva editor Yue Zhang editor Association for Computational Linguistics Abu Dhabi, United Arab Emirates conference publication zhang-etal-2022-hcl 10.18653/v1/2022.findings-emnlp.130 https://aclanthology.org/2022.findings-emnlp.130/ 2022-12 1808 1819