PACT is an ask-or-act framework using reinforcement learning on interaction history to decide when to seek clarification, improving assistance accuracy and a new clarification utility metric over passive baselines in multi-day embodied scenarios.
Reframingconversational design in hri: Deliberate design with ai scaffolds.arXiv preprint arXiv:2601.12084, 2026
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PACT: Proactive Asking for Continual Task Assistance in Human-Robot Collaboration
PACT is an ask-or-act framework using reinforcement learning on interaction history to decide when to seek clarification, improving assistance accuracy and a new clarification utility metric over passive baselines in multi-day embodied scenarios.