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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
26571
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MODEL
0-mlp-sm
Source/SAE
INDEX
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Explanations
instances of the word "and" as well as phrases indicating a conjunction or connection between concepts
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/26571?embed=true&embedexplanation=true&embedplots=true&embedsteer=true&embedactivations=true&embedlink=true&embedtest=true
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Neuron Alignment
Index
Value
% of L₁
390
+0.15
0.8%
182
+0.13
0.7%
194
+0.11
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
494
+0.15
0.45
209
+0.13
0.28
402
+0.11
0.25
Negative Logits
>[
-1.62
enza
-1.59
asek
-1.57
encia
-1.48
?).
-1.47
?)
-1.47
erm
-1.43
essen
-1.43
emen
-1.42
>
-1.39
POSITIVE LOGITS
ĥ½
4.37
ľ
4.14
³
4.04
Ļª
4.03
ĥ
4.00
ľĵ
3.99
²
3.90
¬
3.82
ķ
3.82
Ľ
3.77
Act
ivations
Density 1.987%
Stacked
Snippet
Full
Show Breaks
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No Known Activations