system-one-gemma

Reimplements a System One decision model on Gemma 3 270M with a LoRA of 2.6M trainable parameters, scoring all options in one forward pass; trains in a free Colab and ships weights in the repo.

Notes

64.4% held-out accuracy, ECE 0.047, ~50 ms per decision, ~15 minutes of training on a T4. Weights CC-BY-NC.

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• #replica
• #gemma
• #github

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