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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
Residuals
4-RES-SM
10204
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MODEL
4-res-sm
Source/SAE
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Explanations
numeric data expressed in various formats
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/10204?embed=true&embedexplanation=true&embedplots=true&embedsteer=true&embedactivations=true&embedlink=true&embedtest=true
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Neuron Alignment
Index
Value
% of L₁
78
+0.23
1.3%
255
+0.13
0.7%
335
+0.10
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
78
+0.23
0.02
255
+0.13
-0.00
397
+0.10
0.07
Negative Logits
.";
-2.33
";
-2.17
"];
-1.88
.*;
-1.83
than
-1.80
than
-1.75
();
-1.72
”;
-1.68
(“
-1.63
();
-1.63
POSITIVE LOGITS
·¸
3.67
)_
3.59
)"
3.58
¬
3.47
ª
3.41
¨
3.40
*)
3.39
)."
3.37
!)
3.34
»
3.34
Act
ivations
Density 1.030%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations