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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
Residuals
2-RES-SM
28758
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MODEL
2-res-sm
Source/SAE
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Explanations
Java function definitions and variable assignments
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/2-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.2.hook_resid_post
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
478
+0.13
0.7%
93
+0.12
0.7%
294
+0.11
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
157
+0.13
0.08
22
+0.12
0.05
170
+0.11
0.06
Negative Logits
edo
-1.74
amer
-1.72
[^
-1.63
grade
-1.50
versions
-1.48
)\]
-1.47
orf
-1.46
rfloor
-1.46
fixed
-1.44
opsis
-1.43
POSITIVE LOGITS
¥
1.99
Ĩ
1.93
¿
1.93
®
1.86
"#
1.85
¾
1.85
"";
1.83
"@
1.77
ī
1.77
į
1.76
Act
ivations
Density 0.592%
Stacked
Snippet
Full
Show Raw Tokens
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No Known Activations