Alleviating Sparsity of Open Knowledge Graphs with Ternary Contrastive Learning Qian Li author Shafiq Joty author Daling Wang author Shi Feng author Yifei Zhang 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 li-etal-2022-alleviating 10.18653/v1/2022.findings-emnlp.168 https://aclanthology.org/2022.findings-emnlp.168/ 2022-12 2279 2291