Graph vs. Sequence: An Empirical Study on Knowledge Forms for Knowledge-Grounded Dialogue Yizhe Yang author Heyan Huang author Yuhang Liu author Yang Gao 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 yang-etal-2023-graph 10.18653/v1/2023.emnlp-main.982 https://aclanthology.org/2023.emnlp-main.982/ 2023-12 15846 15858