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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
Residuals
2-RES-SM
11899
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MODEL
2-res-sm
Source/SAE
INDEX
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Explanations
contractions of "is," "are," and "have."
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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Default Test Text
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<iframe src=https://www.neuronpedia.org/pythia-70m-deduped/2-res-sm/11899?embed=true&embedexplanation=true&embedplots=true&embedtest=true" title="Neuronpedia" style="height: 300px; width: 540px;"></iframe>
Link
https://www.neuronpedia.org/pythia-70m-deduped/2-res-sm/11899?embed=true&embedexplanation=true&embedplots=true&embedtest=true
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Neuron Alignment
Index
Value
% of L₁
478
+0.20
1.1%
81
+0.16
0.9%
247
+0.14
0.8%
Correlated Neurons
Index
P. Corr.
Cos Sim.
371
+0.20
0.08
81
+0.16
0.07
471
+0.14
0.05
Negative Logits
ģ
-2.54
Ģ
-2.44
ł
-2.41
ĸ
-2.25
¡
-2.23
ľ
-2.21
Ł
-2.17
£
-2.08
ĭ
-1.95
Ŀ
-1.95
POSITIVE LOGITS
gotta
2.25
been
1.92
okay
1.84
gonna
1.82
gotten
1.77
OK
1.59
worth
1.57
bleeding
1.53
alright
1.45
got
1.43
Act
ivations
Density 0.355%
Stacked
Snippet
Full
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No Known Activations