Author name: Soo Min Kwon, Ziteng Sun, Ananda Theertha Suresh, Himanshu Jain, Sanjiv Kumar

arXiv:2605.08873v1 Announce Type: cross
Abstract: Group Relative Policy Optimization (GRPO) has emerged as a powerful algorithm for improving the reasoning capabilities of language models, but often fails to improve small models due to sparse rewards …