RoboSpatialBrain applies forced <think> prefix activation and reference-frame redirection to RoboBrain2.5-8B-NV, achieving first place with 80.9% success on RoboSpatial-Home.
What’s “up” with vision-language models? investigating their strug- gle with spatial reasoning
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Technical Report of RoboSpatial Challenge at CVPR 2026: Selective Reasoning Activation and Reference-Frame Disambiguation for Embodied Spatial Reasoning
RoboSpatialBrain applies forced <think> prefix activation and reference-frame redirection to RoboBrain2.5-8B-NV, achieving first place with 80.9% success on RoboSpatial-Home.