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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
Residuals
2-RES-SM
29720
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MODEL
2-res-sm
Source/SAE
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Explanations
second-person pronouns and references to the reader
oai_token-act-pair · gpt-4o-mini
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New Auto-Interp
AutoInterp Type
claude-4-5-haiku
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Top Features by Cosine Similarity
Configuration
ctigges/pythia-70m-deduped__res-sm_processed/2-res-sm
How To Load
Prompts (Dashboard)
32,768 prompts, 128 tokens each
Dataset (Dashboard)
monology/pile-uncopyrighted
Features
32,768
Data Type
torch.float32
Hook Name
blocks.2.hook_resid_post
Hook Layer
2
Architecture
standard
Context Size
128
Dataset
EleutherAI/the_pile_deduplicated
Activation Function
relu
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Neuron Alignment
Index
Value
% of L₁
369
+0.17
0.9%
478
+0.13
0.7%
159
+0.12
0.7%
Correlated Neurons
Index
P. Corr.
Cos Sim.
363
+0.17
0.04
159
+0.13
0.05
260
+0.12
0.04
Negative Logits
Ļª
-4.23
↵
-3.70
-3.70
<|outofrange|>
-3.70
↵
-3.70
↵
-3.70
↵↵
-3.70
↵
-3.70
<|outofrange|>
-3.70
-3.70
POSITIVE LOGITS
guys
1.92
personally
1.78
pocket
1.74
'll
1.71
fts
1.69
're
1.63
pg
1.60
pherd
1.51
bet
1.45
wl
1.45
Act
ivations
Density 0.268%
Stacked
Snippet
Full
Show Raw Tokens
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No Known Activations