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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
28142
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MODEL
0-mlp-sm
Source/SAE
INDEX
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Explanations
phrases indicating the essence or core concept of a statement
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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Neuron Alignment
Index
Value
% of L₁
376
+0.21
1.2%
23
+0.17
1.0%
148
+0.12
0.7%
Correlated Neurons
Index
P. Corr.
Cos Sim.
167
+0.21
0.02
257
+0.17
0.02
9
+0.12
0.02
Negative Logits
ĨĴ
-2.30
-2.20
↵
-2.20
↵
-2.20
↵
-2.20
č↵
-2.20
↵
-2.20
↵
-2.20
-2.20
↵↵
-2.20
POSITIVE LOGITS
{}{
1.70
contradiction
1.58
pleased
1.56
?'
1.41
union
1.35
exchanges
1.35
ions
1.34
seeing
1.33
deduced
1.32
union
1.32
Act
ivations
Density 0.006%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations