LIU, Xuexun; XU, Xiaoxu; ZHANG, Qiudan; MA, Lin; WANG, Xu. DBGroup: Dual-Branch Point Grouping for Weakly Supervised 3D Semantic Instance Segmentation. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 40, n. 9, p. 7341–7349, 2026. DOI: 10.1609/aaai.v40i9.37672. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/37672. Acesso em: 25 may. 2026.