Embodied agents now take on ever longer tasks. For long tasks, knowing only whether a task finally succeeds or fails says little; the steps along the way matter. Progress Reward Models (PRMs) score how far a task has come at every step, and serve as dense rewards, verifiers and monitors. Yet in long tasks the current f...
Jian-Shu Zhang, Ke-Liang Wu, Cheng-Xuan Qian et al.· 0 citations
This work introduces Video2Skill, a benchmark that covers robot tabletop manipulation and human kitchen activity and tests three core capabilities: locating manipulation events in time, grouping events of the same transformation, and deciding when to reuse an existing skill or create a new one.
Jian-Shu Zhang, Ce Zhang, Xi-Yuan Yang et al.· 0 citations
A unified view of progress reward modeling for robotic learning is provided in three connected steps that connect what a progress model is, how it is built, and how its quality is validated.
Jian-Shu Zhang, Ke-Liang Wu, Haoran Lu et al.· arXiv.org· 5 citations
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