Code for "Learning to Read Out: Unembedding Dynamics in Language Model Pretraining" (NeurIPS 2026, arXiv:2610.21025). Parameter-trajectory crosscoders on the unembedding across pretraining checkpoints.
language-models pythia sparse-autoencoders interpretability mechanistic-interpretability olmo crosscoders pretraining-dynamics unembedding
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Updated
Oct 17, 2026 - Python