GeoGuide: Hierarchical Geometric Guidance for Open-Vocabulary 3D Semantic Segmentation. - Xujing Tao; Chuxin Wang; Yubo Ai; Zhixin Cheng; Zhuoyuan Li; Liangsheng Liu; Yujia Chen; Xinjun Li; Qiao Li; Wenfei Yang; Tianzhu Zhang (CoRR, 2026)