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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
28096
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MODEL
0-mlp-sm
Source/SAE
INDEX
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Explanations
the presence of the word "widow" or related terms indicating loss
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
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Neuron Alignment
Index
Value
% of L₁
59
+0.15
0.9%
244
+0.13
0.7%
410
+0.12
0.7%
Correlated Neurons
Index
P. Corr.
Cos Sim.
258
+0.15
0.01
59
+0.13
0.01
325
+0.12
0.01
Negative Logits
Circuit
-1.51
onitrile
-1.50
asta
-1.47
yet
-1.43
akes
-1.31
tes
-1.29
Evening
-1.27
arma
-1.27
ureus
-1.27
maid
-1.27
POSITIVE LOGITS
ĻĤ
2.62
Ĵ
2.57
¢
2.53
ĭ
2.53
ª
2.52
ī
2.48
Į
2.45
ł
2.44
¡
2.41
±
2.40
Act
ivations
Density 3.577%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations