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Sparse Autoencoding on Gemma-2-2B (layer 12)

0.9628KL ScoreC²R
0.9595760.9604130.961250.962087Jun 29, 2026

Evaluation results

MethodLinks
C²Rlayer=12, k=100, independent runs=52026.060.96280.93090.09910.06561.0385
Batch TopKlayer=12, k=100, independent runs=52026.060.96210.93110.33250.19081.0962
Ortlayer=12, k=100, independent runs=52026.060.96150.92970.10380.08191.0577
Matryoshkalayer=12, k=100, independent runs=52026.060.95970.93110.1870.0361.0673