Manoj Ghuhan Arivazhagan, Lan Liu, Peng Qi, Xinchi Chen, William Yang Wang, Zhiheng Huang. Hybrid Hierarchical Retrieval for Open-Domain Question Answering. In Anna Rogers, Jordan L. Boyd-Graber, Naoaki Okazaki, editors, Findings of the Association for Computational Linguistics: ACL 2023, Toronto, Canada, July 9-14, 2023. pages 10680-10689, Association for Computational Linguistics, 2023. [doi]
Abstract is missing.