Reinforcement Learning with Adaptive Curriculum Dynamics Randomization for Fault-Tolerant Robot Control
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Abstract (arXiv)
This study is aimed at addressing the problem of fault tolerance of quadruped robots to actuator failure, which is critical for robots operating in remote or extreme environments. In particular, an adaptive curriculum reinforcement learning algorithm with dynamics randomization (ACDR) is established. The ACDR algorithm can adaptively train a quadruped robot in random actuator failure conditions and formulate a single robust policy for fault-tolerant robot control. It is noted that the hard2easy curriculum is more effective than the easy2hard curriculum for quadruped robot locomotion. The ACDR algorithm can be used to build a robot system that does not require additional modules for detecting actuator failures and switching policies. Experimental results show that the ACDR algorithm outperforms conventional algorithms in terms of the average reward and walking distance.
Key facts. Cited by 5 papers in the map (data through 14 Oct 2026). Builds on 19 of its 29 references that are in the map. First posted on arXiv 19 Nov 2021.
Builds on
19 of 29 references.
References · 19
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7 more
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Built on by
Citing papers per year: 2024: 1; 2025: 0; 2026: 4.
5 papers.
- 2024Adaptive Compensation for Robotic Joint Failures Using Partially Observable Reinforcement Learningcited by 3
- 2026Moving On, Even When You're Broken: Fail-Active Trajectory Generation via Diffusion Policies Conditioned on Embodiment and Taskcited by 2
- 2026ETR: Outcome-Guided Elastic Trust Regions for Policy Optimizationcited by 1
- 2026Learning Fault-Tolerant Locomotion with Adaptive Gait Timingcited by 1
- 2026TOLEBI: Learning Fault-Tolerant Bipedal Locomotion via Online Status Estimation and Fallibility Rewardscited by 0
- 2026Learning Fault-Tolerant Locomotion with Adaptive Gait Timing7 Aug 2026
- 2026TOLEBI: Learning Fault-Tolerant Bipedal Locomotion via Online Status Estimation and Fallibility Rewards5 Feb 2026
- 2026Moving On, Even When You're Broken: Fail-Active Trajectory Generation via Diffusion Policies Conditioned on Embodiment and Task2 Feb 2026
- 2026ETR: Outcome-Guided Elastic Trust Regions for Policy Optimization7 Jan 2026
- 2024Adaptive Compensation for Robotic Joint Failures Using Partially Observable Reinforcement Learning22 Sep 2024