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Sponsored Artificial Intelligence: A Modern Approach, Global Edition Artificial Intelligence: A Modern Approach, Global Edition

Author

Rocío Aznar-Gimeno

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Delayed Convergence and Emergent CoT Reliance in RL-Tuned Language Models

This analysis reveals that intermediate log-probability is an unreliable indicator for reasoning capability; instead, reasoning performance results from a shift of internal confidence allocation where RL fine-tuning delays internal convergence, exhibiting prolonged mid-layer exploration before converging sharply at the...

Pablo Pérez-Lázaro, Rocío Aznar-Gimeno, F. J. Lacueva-Pérez et al. · 0 citations
Aug 2026

Testing Knowledge Boundaries: Adversarial Evaluation of LLMs for Antimicrobial Stewardship.

Mapping these boundaries allows AMS teams, particularly those understaffed or without on-site infectious diseases expertise, to decide where LLM support adds value rather than risk, and endorsed LLMs as useful AMS support tools with moderate supervision.

Ángela Abejez-Arrizabalaga, Galadriel Pellejero-Sagastizabal, Rocío Aznar-Gimeno et al. · 0 citations

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