Lian He Meng Liu Qilang Ye Yu Zhou 0015 Xiang Deng Gangyi Ding Task-Aware 3D Affordance Segmentation via 2D Guidance and Geometric Refinement. 4654-4662 2026 AAAI https://doi.org/10.1609/aaai.v40i6.42466 conf/aaai/2026 db/conf/aaai/aaai2026.html#HeLYZDD26