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Xin-Tao Chao

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Jul 2026

CheckVLA: Execution-Time Verification with Action-Conditioned World Model for Long-Horizon Mobile Manipulation

CheckVLA is proposed, which verifies execution with a separately trained, frozen action-conditioned world model, and results support action-conditioned verification as a way to restore feedback during chunked execution while keeping the repair consistent with inference latency.

Yu-Shan Liu, Pei-Bo Sun, Xin-Tao Chao et al. · 4 citations

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