الباحثون

Pengyiang Liu

المنشورات 2

نسخة أولية وصول مفتوح

When Should the Count Change? Learning State Maintenance for Causal Video Counting

Pengyiang Liu, Dongyue Lyu, Junbo Niu وآخرون · 2026

Continuous video counting requires distinguishing new observations from new objects or completed events. We introduce StaMina (State Maintenance), which learns to maintain counting state through state-conditioned updates. Recurrent visual context supports recognition; learned transitions maintain visibility, persistent …

نسخة أولية وصول مفتوح

Revision, Not Restart: Revisable Visual Plans for Closed-Loop World-Action Models

Pengyiang Liu, Junbo Niu, Wenhao Zheng وآخرون · 2026

World-action models use predicted visual futures to condition robot actions, yet execution feedback can invalidate parts of a prediction while leaving its task structure useful. We propose Revisable Temporal Planning (RTP), which maintains the visual future as a persistent action condition and revises it after feedback …

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