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arXiv CS.AI·3d ago·5 min read
RESCUE: Is This Alarm Worth Acting On? Counterfactual Evaluation of VLA Runtime Monitors
TL;DR
RESCUE is a counterfactual evaluation framework for runtime monitors in robotics, assessing whether alarms lead to beneficial interventions. It reveals that the effectiveness of alarms depends on the specific state and intervention context rather than just the robot's state.
✦ Why It Matters
Evaluate your runtime monitors using RESCUE to ensure alarms lead to effective interventions in your robotic systems.
Key Takeaways
- Implement RESCUE to assess alarm effectiveness in your robotic systems.
- Consider state-intervention pairs when evaluating recovery strategies.
- Limit false alarms to below 3.3% to avoid unnecessary resets.
- Analyze the operational context to enhance monitor value.
How It Works
RESCUE operates by restoring simulator and policy states at execution checkpoints, allowing for the comparison of alternative actions. It identifies the latest checkpoint that meets a specified recovery criterion and evaluates whether acting on alarms can reduce the expected cost of task completion.