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RoboRefer
academic (RoboRefer authors)
Structures found in this family (1)
Linear Direction
By model (1)
RoboRefer-2B-SFT
· 2B
Linear Direction
Observations (1)
Per-axis spatial delta vectors form separated PCA clusters in stronger VLMs
Papers
Why Far Looks Up: Probing Spatial Representation in Vision-Language Models (2026)