Semantic-Aware Dynamic Retrospective-Prospective Reasoning for Event-Level Video Question Answering Chenyang Lyu author Tianbo Ji author Yvette Graham author Jennifer Foster author 2023-07 text Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 4: Student Research Workshop) Vishakh Padmakumar editor Gisela Vallejo editor Yao Fu editor Association for Computational Linguistics Toronto, Canada conference publication lyu-etal-2023-semantic 10.18653/v1/2023.acl-srw.7 https://aclanthology.org/2023.acl-srw.7/ 2023-07 50 56