Preprint
Aug 2026
ChainSpace: A Chained-Reasoning Paradigm for Spatial Intelligence
Spatial intelligence requires foundation models to maintain coherent spatial state across interactions with the physical world. However, existing data-centric approaches typically treat spatial reasoning as independent question-answer instances, enabling shortcut-based answering and providing limited supervision for pe...
Xiaohan Zhang, Feng Gu, Xudong Rao et al.
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