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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
28346
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MODEL
0-mlp-sm
Source/SAE
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Explanations
references to geographic locations, particularly in the northeast region
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
156
+0.21
1.2%
107
+0.13
0.8%
362
+0.13
0.8%
Correlated Neurons
Index
P. Corr.
Cos Sim.
107
+0.21
0.01
459
+0.13
0.01
119
+0.13
0.01
Negative Logits
athered
-1.75
aves
-1.74
ching
-1.67
aved
-1.65
arner
-1.62
akin
-1.62
eter
-1.61
ostat
-1.58
urer
-1.56
edom
-1.54
POSITIVE LOGITS
Ł
3.84
¸
3.71
µ
3.60
·¸
3.58
²
3.56
ĸ
3.55
¹
3.54
ł
3.52
ļ
3.44
»
3.43
Act
ivations
Density 0.002%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations