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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
27692
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MODEL
0-mlp-sm
Source/SAE
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Explanations
repeated or emphasized punctuation marks at the end of sentences
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/27692?embed=true&embedexplanation=true&embedplots=true&embedsteer=true&embedactivations=true&embedlink=true&embedtest=true
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Neuron Alignment
Index
Value
% of L₁
82
+0.12
0.7%
51
+0.11
0.6%
259
+0.11
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
258
+0.12
0.55
56
+0.11
0.18
203
+0.11
0.38
Negative Logits
Ī
-2.60
Īĺ
-2.53
¼
-2.41
Į
-2.39
ª
-2.36
-2.30
-2.30
↵
-2.30
↵
-2.30
↵
-2.30
POSITIVE LOGITS
Cochrane
1.74
uscript
1.69
herself
1.57
ceedings
1.49
beck
1.48
arf
1.46
ÃŁe
1.40
aft
1.39
decre
1.37
енÑĤ
1.35
Act
ivations
Density 3.561%
Stacked
Snippet
Full
Show Raw Tokens
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No Known Activations