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Advancements in Reasoning Models and Reinforcement Learning
This chapter explores the latest developments in reasoning models, with a focus on Prime Online Reinforcement Learning using process rewards. It discusses the challenges faced by models like O1 and O3 in training due to limited data, and presents Euros27B Prime as a breakthrough in online reinforcement learning. Additionally, the chapter delves into issues of representation shifts in language models and the innovative use of metagenomic approaches for pathogen detection.