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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
2-MLP-SM
23662
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MODEL
2-mlp-sm
Source/SAE
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numerical values or quantities
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
376
+0.14
0.8%
403
+0.14
0.8%
414
+0.12
0.7%
Correlated Neurons
Index
P. Corr.
Cos Sim.
403
+0.14
0.01
376
+0.14
0.01
168
+0.12
0.01
Negative Logits
ĻĤ
-2.35
ĨĴ
-2.13
ľ
-1.97
Īĺ
-1.96
ĭ
-1.91
IJ
-1.88
Ļª
-1.85
į
-1.77
¢
-1.76
Ĺ
-1.73
POSITIVE LOGITS
ÃŃa
1.89
piece
1.86
ista
1.79
gol
1.79
jsfiddle
1.75
osse
1.74
oire
1.71
iste
1.70
fiddle
1.68
arte
1.64
Act
ivations
Density 0.035%
Stacked
Snippet
Full
Show Breaks
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No Known Activations