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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
29572
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MODEL
0-mlp-sm
Source/SAE
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Explanations
instances of the word "par"
oai_token-act-pair · gpt-4o-mini
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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/29572?embed=true&embedexplanation=true&embedplots=true&embedsteer=true&embedactivations=true&embedlink=true&embedtest=true
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Neuron Alignment
Index
Value
% of L₁
376
+0.12
0.7%
181
+0.11
0.6%
362
+0.10
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
320
+0.12
0.01
312
+0.11
0.02
181
+0.10
0.02
Negative Logits
Ń
-4.34
ĨĴ
-4.34
³
-4.31
Īĺ
-4.15
ĵ
-4.12
»
-4.07
ĸ´
-4.04
Ĺ
-3.96
ĥ½
-3.96
ĩ
-3.95
POSITIVE LOGITS
lament
1.65
vez
1.62
aphr
1.58
avel
1.56
agraph
1.55
aj
1.55
holder
1.54
rition
1.53
agem
1.52
iga
1.51
Act
ivations
Density 0.056%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations