Tree of Clarifications: Answering Ambiguous Questions with Retrieval-Augmented Large Language Models Gangwoo Kim author Sungdong Kim author Byeongguk Jeon author Joonsuk Park author Jaewoo Kang author 2023-12 text Proceedings of the 2023 Conference on Empirical Methods in Natural Language Processing Houda Bouamor editor Juan Pino editor Kalika Bali editor Association for Computational Linguistics Singapore conference publication kim-etal-2023-tree 10.18653/v1/2023.emnlp-main.63 https://aclanthology.org/2023.emnlp-main.63/ 2023-12 996 1009