Track4Action distills a frozen 3D tracker's pooled feature over demonstration clips into track queries that condition a VLA action head, reporting gains on LIBERO, LIBERO-Plus, RoboTwin 2.0, and physical bimanual tasks while remaining tracker-free at deployment.
InRobotics: Science and Systems XXI
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Track4Action: Distilling World-Centric 3D Tracker into Vision-Language-Action Policies
Track4Action distills a frozen 3D tracker's pooled feature over demonstration clips into track queries that condition a VLA action head, reporting gains on LIBERO, LIBERO-Plus, RoboTwin 2.0, and physical bimanual tasks while remaining tracker-free at deployment.