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VLA policies still start executing without instructions: research on unintended task execution and start suppression

The study applied five types of instructions—empty, neutral, meaningless, infeasible, and wrong-task—to six model checkpoints in the LIBERO-Goal simulation, holding the initial state fixed and varying only the instruction, to examine whether the VLA policy starts, which task it completes, and what the instruction determines.

Part of the event: VLA policies still initiate execution without instructions; startup suppression methods are limited

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