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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
27341
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MODEL
0-mlp-sm
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Explanations
references to urban environments and contexts
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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<iframe src=https://www.neuronpedia.org/pythia-70m-deduped/0-mlp-sm/27341?embed=true&embedexplanation=true&embedplots=true&embedtest=true" title="Neuronpedia" style="height: 300px; width: 540px;"></iframe>
Link
https://www.neuronpedia.org/pythia-70m-deduped/0-mlp-sm/27341?embed=true&embedexplanation=true&embedplots=true&embedtest=true
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Neuron Alignment
Index
Value
% of L₁
156
+0.29
1.7%
266
+0.12
0.7%
362
+0.12
0.7%
Correlated Neurons
Index
P. Corr.
Cos Sim.
266
+0.29
0.02
506
+0.12
0.01
505
+0.12
0.01
Negative Logits
chie
-1.59
deal
-1.57
yla
-1.41
thood
-1.39
roma
-1.36
rium
-1.35
rocy
-1.33
annual
-1.32
agles
-1.31
gradual
-1.30
POSITIVE LOGITS
¾
2.01
ł
1.96
µ
1.89
Ł
1.83
¼
1.76
¸
1.73
¢
1.71
¦
1.64
°
1.61
ĸ
1.61
Act
ivations
Density 0.007%
Stacked
Snippet
Full
Show Raw Tokens
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No Known Activations
