Publications by Mathieu Reymond

Activity

• Postdocs: Feb 2024 - Jan 2026

Preprints

• Just-in-time Episodic Feedback Hinter: Leveraging Offline Knowledge to Improve LLM Agents Adaptation
  Hadi Nekoei, Aman Jaiswal, Patrice Bechard, Oleh Shliazhko, Orlando Marquez Ayala, Mathieu Reymond, Massimo Caccia, Alexandre Drouin, Sarath Chandar, and Alexandre Lacoste
  In ArXiv, 2025.
  #NLP, #RL
  [arXiv]

• GRPO-λ: Credit Assignment improves LLM Reasoning
  Prasanna Parthasarathi*, Mathieu Reymond*, Boxing Chen, Yufei Cui, and Sarath Chandar
  In ArXiv, 2025.
  #NLP, #RL
  [arXiv]

• CrystalGym: A New Benchmark for Materials Discovery Using Reinforcement Learning
  Prashant Govindarajan, Mathieu Reymond, Antoine Clavaud, Mariano Phielipp, Santiago Miret, and Sarath Chandar
  In ArXiv, 2025.
  #RL, #Other
  [arXiv], [code]

Conference and Journal Papers

2025

1. A Generalist Hanabi Agent
   Arjun Vaithilingam Sudhakar*, Hadi Nekoei*, Mathieu Reymond, Miao Liu, Janarthanan Rajendran, and Sarath Chandar
   International Conference on Learning Representations (ICLR), 2025.
   #RL
   [website], [openreview], [arXiv], [code]