Youting Wang
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126
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2026
When LLM Reward Design Fails: Diagnostic-Driven Refinement for Sparse Structured RL
The paper introduces a diagnostic-driven iterative refinement process for improving LLM-generated reward functions in sparse, structured reinforcement learning tasks, significantly boosting agent performance.
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cs.LGcs.AIcs.IRRecentMay 27, 2026
When LLM Reward Design Fails: Diagnostic-Driven Refinement for Sparse Structured RL
Youting Wang, Yuan Tang, Bowen Liu, Xuan Liu +1 more
The paper introduces a diagnostic-driven iterative refinement process for improving LLM-generated reward functions in sparse, structured reinforcement learning tasks, significantly boosting agent perf…
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