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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
28254
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MODEL
0-mlp-sm
Source/SAE
INDEX
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Explanations
instances of the word "juicy."
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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Link
https://www.neuronpedia.org/pythia-70m-deduped/0-mlp-sm/28254?embed=true&embedexplanation=true&embedplots=true&embedsteer=true&embedactivations=true&embedlink=true&embedtest=true
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Neuron Alignment
Index
Value
% of L₁
180
+0.12
0.7%
300
+0.12
0.7%
149
+0.11
0.7%
Correlated Neurons
Index
P. Corr.
Cos Sim.
180
+0.12
0.01
300
+0.12
0.01
149
+0.11
0.01
Negative Logits
')
-1.71
usions
-1.54
'</
-1.52
respectively
-1.51
latter
-1.50
ieurs
-1.43
")
-1.43
daytime
-1.39
");
-1.38
'));
-1.38
POSITIVE LOGITS
¢
2.38
ģ
2.35
Ĵ
2.14
Ł
1.97
Ķ
1.92
±
1.91
ŀ
1.84
Ŀ
1.81
¸
1.80
ķ
1.75
Act
ivations
Density 0.011%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations