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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
Residuals
2-RES-SM
12673
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MODEL
2-res-sm
Source/SAE
INDEX
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Explanations
references to night and nighttime activities
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
477
+0.16
0.9%
287
+0.14
0.8%
56
+0.13
0.8%
Correlated Neurons
Index
P. Corr.
Cos Sim.
477
+0.16
0.05
56
+0.14
0.01
287
+0.13
0.04
Negative Logits
Ŀ
-4.28
ľĵ
-4.24
ĥ
-4.24
Ĩ
-4.16
ĺ
-4.14
ĸ
-4.10
ķ
-4.09
Īĺ
-4.05
Ļ
-4.00
·¸
-3.98
POSITIVE LOGITS
ingale
3.06
mares
2.62
mare
2.14
time
2.08
noon
1.94
club
1.94
fires
1.84
lights
1.81
sky
1.74
Lights
1.74
Act
ivations
Density 0.214%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations