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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
2-MLP-SM
24314
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MODEL
2-mlp-sm
Source/SAE
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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/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
447
+0.13
0.7%
406
+0.13
0.7%
156
+0.11
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
406
+0.13
0.04
317
+0.13
0.04
272
+0.11
0.04
Negative Logits
¦
-1.98
¬
-1.88
¾
-1.79
Ŀ
-1.78
¹
-1.78
»
-1.77
]{.
-1.74
¤
-1.69
ij
-1.68
©
-1.54
POSITIVE LOGITS
ictional
1.76
lect
1.72
ulating
1.69
enders
1.64
amous
1.56
=>
1.54
geons
1.51
ingu
1.50
ennis
1.49
.
1.48
Act
ivations
Density 0.235%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations