Fix truncated SFT/DPO label masking and resume-safe gradient accumulation to prevent unstable optimization, and add explicit eval backend selection plus regression checks for safer local validation. |
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|---|---|---|
| .. | ||
| __init__.py | ||
| dataset.md | ||
| lm_dataset.py | ||
Fix truncated SFT/DPO label masking and resume-safe gradient accumulation to prevent unstable optimization, and add explicit eval backend selection plus regression checks for safer local validation. |
||
|---|---|---|
| .. | ||
| __init__.py | ||
| dataset.md | ||
| lm_dataset.py | ||