Author

Fugang Zhang

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Preprint Aug 2026

Track4Action: Distilling World-Centric 3D Tracker into Vision-Language-Action Policies

Track4Action is introduced, a framework that distills this realized transition from a frozen world-centric 3D tracker into a current-observation VLA policy, and gains across simulation and physical tasks support action-aligned 3D tracker features as privileged supervision for tracker-free VLA deployment.

Chenyi Wang, Xinkai Wang, Bokai Lin et al. · 4 citations · ⚡1

Preprint Aug 2026

EgoAfford: Task-Oriented Affordance Grounding via Egocentric Referring Segmentation

EgoAfford is introduced, a benchmark designed to connect the semantic roles of participating objects with task-state-aligned visual observations and multi-step planning and EgoLens, a 3B multimodal large language model with role-specific mask decoders, as an in-domain reference model for this joint task.

Xinyuan Guan, Feifan Chen, Xinyu Zhan et al. · 0 citations