NI, Jinjie; PANDELEA, Vlad; YOUNG, Tom; ZHOU, Haicang; CAMBRIA, Erik. HiTKG: Towards Goal-Oriented Conversations via Multi-Hierarchy Learning. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 36, n. 10, p. 11112–11120, 2022. DOI: 10.1609/aaai.v36i10.21360. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/21360. Acesso em: 10 may. 2026.