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3 weeks ago Aug. 14, 2026, 9:33 a.m. UTC
#deepseek #grpo #must-read #post-training #rl GRPO:去 critic,组内采样均值当 baseline。读 §4.1 + §5.2.1(统一梯度视角,含金量最高)
3% - Page 1 of 30
3 weeks ago Aug. 14, 2026, 9:33 a.m. UTC
#must-read #openai #post-training #ppo #rl RLHF/GRPO/DAPO 共用的 loss 骨架。只读 §3(2页)+ 公式(7),Atari 部分全跳
8% - Page 1 of 12