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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
29441
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MODEL
0-mlp-sm
Source/SAE
INDEX
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Explanations
the word "is" in various forms or contexts
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__mlp-sm_processed/0-mlp-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.0.hook_mlp_out
Hook Layer
0
Architecture
standard
Context Size
128
Dataset
EleutherAI/the_pile_deduplicated
Activation Function
relu
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Neuron Alignment
Index
Value
% of L₁
410
+0.14
0.7%
148
+0.12
0.7%
214
+0.12
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
426
+0.14
0.01
448
+0.12
0.01
153
+0.12
0.01
Negative Logits
lam
-1.56
prosper
-1.53
unnumbered
-1.42
www
-1.40
she
-1.36
lands
-1.35
ż
-1.34
Enter
-1.33
arden
-1.32
}{-
-1.29
POSITIVE LOGITS
²
3.57
¾
3.55
¥
3.55
Ĥ¬
3.38
¬
3.38
·
3.31
°
3.28
Īĺ
3.28
ĸ
3.28
»¿
3.27
Act
ivations
Density 1.160%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations