SAFECAST augments hidden-state failure-probe training and conformal calibration with visual and language contrast sets, improving VLA failure detection under distribution shift in several tested settings.
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SAFECAST: Robust Failure Detection for VLA Policies with Contrast-Set Training and Calibration
SAFECAST augments hidden-state failure-probe training and conformal calibration with visual and language contrast sets, improving VLA failure detection under distribution shift in several tested settings.