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meta-llama/Llama-3.1-8B-Instruct with co-GRPO-DP N=2, same-family (homo) co-learning; reproduction run through the released llm-repro codebase.q1716523669/MATH-Level345 (8,740 problems, MATH levels 3-5)best is the step with the highest eval; end is step 136. Both are published
because they answer different questions and the gap between them is a result in
itself. The sibling repo is cogrpo-homo-llama31-8b-math345-groupA-llama31-8b-a-end.beta 0, bnpo loss, scale_rewards group, seed 42.| step | MATH-500 pass@1 |
|---|---|
| 0 | 0.4760 |
| 10 | 0.5460 |
| 20 | 0.5040 |
| 30 | 0.4520 |
| 40 | 0.4700 |
| 50 | 0.4840 |
| 60 | 0.4880 |
| 70 | 0.5060 |
| 80 | 0.4920 |
| 90 | 0.5060 |
| 100 | 0.5140 |
| 110 | 0.4840 |
| 120 | 0.4800 |
| 130 | 0.5000 |
train.log — the complete training log this checkpoint came fromeval_curve.csv — the table above, machine-readablerun_config.json — resolved config as the trainer saw it