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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
2-MLP-SM
22741
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MODEL
2-mlp-sm
Source/SAE
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references to software licenses
oai_token-act-pair · gpt-4o-mini
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claude-4-5-haiku
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Intrusion Detection
Top Features by Cosine Similarity
Configuration
ctigges/pythia-70m-deduped__mlp-sm_processed/2-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.2.hook_mlp_out
Hook Layer
2
Architecture
standard
Context Size
128
Dataset
EleutherAI/the_pile_deduplicated
Activation Function
relu
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Neuron Alignment
Index
Value
% of L₁
452
+0.11
0.6%
5
+0.10
0.6%
269
+0.10
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
103
+0.11
0.02
452
+0.10
0.01
0
+0.10
0.02
Negative Logits
fony
-1.59
fork
-1.59
starter
-1.56
forge
-1.55
bsd
-1.48
fund
-1.45
mith
-1.41
fork
-1.41
ylase
-1.41
brew
-1.40
POSITIVE LOGITS
ings
2.23
ĻĤ
1.97
ī
1.94
Ĩ
1.93
¡
1.90
ĨĴ
1.85
Ĥ¬
1.84
³
1.82
Ļª
1.82
²
1.81
Act
ivations
Density 0.095%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations