Great article, thanks for the clear explanation.
A small notation suggestion: in the “A Recap on GRPO” section, using R_i for the reward score instead of r_i could help distinguish it from the importance ratio r_{i,t} and reduce confusion.
Zheng
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From GRPO to DAPO and GSPO: What, Why, and How authored a paper 5 months ago
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Inquiry About Multilingual Support and Future Research Plans
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#3 opened 23 days ago
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请教LongBench-v2上评测时输出异常问题
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