Researchers have developed a novel Real-Sim-Real (RSR) framework to address the persistent sim-to-real gap in robotics. This framework incorporates an information-theoretic cost function that balances task completion with the collection of real-world samples most informative for improving policy transfer. The RSR loop can be integrated with existing reinforcement learning algorithms and offers flexibility, treating differentiable simulation as optional. When a differentiable simulator is available, the collected data can also be used to fine-tune simulator parameters. The framework has been demonstrated on both manipulation tasks using a 6-DOF robotic arm and locomotion tasks with a legged robot, showing improved data efficiency and real-world performance. AI
IMPACT Improves efficiency and performance of robotic systems by enhancing sim-to-real transfer capabilities.
RANK_REASON This is a research paper detailing a new framework for robotic policy transfer. [lever_c_demoted from research: ic=1 ai=1.0]
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