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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
28100
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MODEL
0-mlp-sm
Source/SAE
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Explanations
references to preschool education and related early childhood terms
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__mlp-sm_processed/0-mlp-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.0.hook_mlp_out
Hook Layer
0
Architecture
standard
Context Size
128
Dataset
EleutherAI/the_pile_deduplicated
Activation Function
relu
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https://www.neuronpedia.org/pythia-70m-deduped/0-mlp-sm/28100?embed=true&embedexplanation=true&embedplots=true&embedsteer=true&embedactivations=true&embedlink=true&embedtest=true
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Neuron Alignment
Index
Value
% of L₁
156
+0.20
1.1%
102
+0.12
0.7%
277
+0.10
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
102
+0.20
0.01
451
+0.12
0.01
40
+0.10
0.01
Negative Logits
¥
-1.93
IJ
-1.80
³
-1.75
¬
-1.68
Ĺ
-1.60
¾
-1.56
esides
-1.56
¯
-1.55
Ĵ
-1.54
vain
-1.51
POSITIVE LOGITS
à±į
1.76
"}](#
1.67
eries
1.64
ercase
1.53
doctoral
1.51
print
1.50
eri
1.49
lit
1.47
()
1.46
↵ ↵
1.43
Act
ivations
Density 0.024%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations