Preprint
Sep 2026
Unsupervised Point Cloud Registration via Training-Time Semantic Guidance
CAESAR, a teacher-student framework guided by an off-the-shelf 3D segmentation model exclusively during training, is proposed and Semantic Predictive Distillation is introduced to consolidate the student's semantic awareness in the feature space.
Kezheng Xiong, Shi-Yun Xu, Sheng Ao et al.
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