Emergence of Weekday Representations in Pre-training

Sauers_ · x · 2026-07-11

Goodfire's Silico demonstrated findings on how the representation of **"days of the week" emerges** during the pre-training process. While the post lacks methodological details, the core message is clear: a model's internal representations aren't explicitly present from the start but gradually form during pre-training. The author considers the results "very cool" and worth checking out.

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