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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
Residuals
4-RES-SM
10147
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MODEL
4-res-sm
Source/SAE
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prepositions indicating direction or connection
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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Neuron Alignment
Index
Value
% of L₁
332
+0.13
0.7%
483
+0.12
0.6%
69
+0.11
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
483
+0.13
0.03
427
+0.12
0.03
371
+0.11
0.03
Negative Logits
Ĵ
-3.30
Ļª
-3.11
¢
-3.00
·¸
-2.95
Ľ
-2.92
ģ
-2.91
¡
-2.75
Ł
-2.71
¨
-2.62
ij
-2.60
POSITIVE LOGITS
adulthood
2.42
2010
2.38
2016
2.34
2009
2.33
2017
2.30
2015
2.26
2006
2.24
2008
2.23
2012
2.23
2013
2.21
Act
ivations
Density 0.108%
Stacked
Snippet
Full
Show Breaks
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No Known Activations