crosscoders

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hematteo / learning-to-read-out

Code for "Learning to Read Out: Unembedding Dynamics in Language Model Pretraining" — trajectory crosscoders on the unembedding matrix W_U across pretraining checkpoints. Trained dictionaries: hf.co/hematteo/parameter-trajectory-crosscoders

language-models pythia sparse-autoencoders interpretability mechanistic-interpretability crosscoders pretraining-dynamics

Updated Sep 3, 2026
Python

pmcurtin / model-crosscoders

Star

Final project for cs2222

sparse-autoencoder large-language-models mechanistic-interpretability crosscoders

Updated May 14, 2025
Jupyter Notebook

teruyo14 / variant-specific-crosscoder-features

Star

Supplementary code & results for "Variant-specific crosscoder features are seed-stable but not detectably task-causal in a GRPO-LoRA math setting" (ICML 2026 Mech Interp Workshop, Spotlight)

reinforcement-learning sparse-autoencoders interpretability mechanistic-interpretability crosscoders model-diffing

Updated Jun 11, 2026
Jupyter Notebook

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