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AllHigh signalRecent
7679 articles
arXiv cs.LG·

ARCA: Adapter-Residual Credit Assignment When Token Signals Degenerate

ARCA introduces a token-level credit assignment method for LLM reinforcement learning that addresses degeneracy of intrinsic signals (surprisal, entropy reduction, policy divergence) under LoRA. It measures adapter salience directly via L2 norm of hidden-state residuals instead of output-distribution shifts. Tested on MATH/Qwen3-1.7B with GRPO, ARCA avoids pathological weight concentration.

Reinforcement learningFine-tuningReasoning
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75
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15
arXiv cs.LG·

AI-Guided Design and Optimization of Graphite-Based Anodes via Iterative Experimental Feedback

Iterative AI workflow optimizes graphite-based anodes through sequential learning and experimental feedback loops. Citrine Platform generates surrogate models and refines manufacturing constraints. Results: fabrication reliability improved from frequent failures to 100% success, cells ≥350 mAh/g increased from 28.4% to 84.8%, capacity retention rose from 42.1% to 97.3%.

Reinforcement learningBenchmarksTools
SIG
75
HYP
15