pollock-mini-lm-125m / CHANGELOG.md
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Release Pollock 1.0 (r002)
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# Changelog
Revision numbers identify published model states independently of release names.
## r002 — Pollock 1.0
- Expanded the architecture from 12/12/768 to 12/14/896 while remaining below 128M total parameters.
- Reduced context from 2,048 to 1,024 tokens and increased the effective batch from 262,144 to 491,520 tokens.
- Changed the learning-rate range from 6e-4→6e-5 to 3e-4→3e-5 and warmup from 500 to 440 iterations.
- Trained with BF16 on 2× RTX 4090 instead of 1× RTX 5090.
- Introduced sampled training validation and a seven-task English zero-shot benchmark suite.
Full record: [`training-history/r002.md`](./training-history/r002.md)
## r001 — experimental predecessor
- Initial experimental release with a 12/12/768 architecture, 2,048-token context, and 95.96M nanoGPT-reported parameters.
- Trained for four dataset passes and selected by deterministic full-validation reevaluation of retained checkpoints.
- No downstream benchmark suite was run.
Full record and generation samples: [`training-history/r001.md`](./training-history/r001.md)