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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
Residuals
4-RES-SM
10409
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MODEL
4-res-sm
Source/SAE
INDEX
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Explanations
instances of the word "in" indicating locations or contexts
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__res-sm_processed/4-res-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.4.hook_resid_post
Hook Layer
4
Architecture
standard
Context Size
128
Dataset
EleutherAI/the_pile_deduplicated
Activation Function
relu
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https://www.neuronpedia.org/pythia-70m-deduped/4-res-sm/10409?embed=true&embedexplanation=true&embedplots=true&embedsteer=true&embedactivations=true&embedlink=true&embedtest=true
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Neuron Alignment
Index
Value
% of L₁
136
+0.15
0.8%
448
+0.12
0.7%
478
+0.11
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
136
+0.15
0.00
166
+0.12
0.06
139
+0.11
0.07
Negative Logits
Ĥ¬
-2.69
º
-2.59
Īĺ
-2.58
²
-2.52
¢
-2.49
ĻĤ
-2.38
ħ
-2.33
ģ
-2.31
Ĺ
-2.22
ķ
-2.22
POSITIVE LOGITS
1997
2.77
1966
2.73
1996
2.73
1993
2.72
1964
2.67
2001
2.65
1977
2.65
1991
2.64
1974
2.63
1987
2.63
Act
ivations
Density 0.305%
Stacked
Snippet
Full
Show Breaks
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No Known Activations