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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
28500
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MODEL
0-mlp-sm
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Explanations
references to braking pedals in various contexts related to vehicles
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
71
+0.12
0.6%
404
+0.12
0.6%
266
+0.12
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
71
+0.12
0.01
266
+0.12
0.01
404
+0.12
0.01
Negative Logits
²
-2.92
ĥ½
-2.77
Ļ
-2.74
ª
-2.70
³
-2.68
ĵ
-2.59
·¸
-2.53
´
-2.44
¯
-2.42
¢
-2.40
POSITIVE LOGITS
ENTIAL
1.93
oon
1.74
"}](#
1.64
amon
1.62
horn
1.60
hurst
1.52
CTRL
1.51
colon
1.49
stone
1.48
asek
1.48
Act
ivations
Density 0.024%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations