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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
Residuals
4-RES-SM
13938
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MODEL
4-res-sm
Source/SAE
INDEX
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Explanations
prepositions and their usage within sentences
oai_token-act-pair · gpt-4o-mini
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New Auto-Interp
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
307
+0.37
2.2%
274
+0.17
1.0%
306
+0.13
0.8%
Correlated Neurons
Index
P. Corr.
Cos Sim.
307
+0.37
0.13
306
+0.17
0.07
69
+0.13
0.09
Negative Logits
.
-1.91
.*;
-1.74
.[^
-1.71
^.
-1.71
.",
-1.68
){#
-1.63
.[
-1.61
.^\[[@
-1.57
**.
-1.56
_.
-1.56
POSITIVE LOGITS
Ń
3.88
↵
3.73
↵↵
3.73
<|outofrange|>
3.73
↵
3.73
↵
3.73
č↵
3.73
3.73
3.73
3.73
Act
ivations
Density 1.278%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations