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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
26190
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MODEL
0-mlp-sm
Source/SAE
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Explanations
instances of the word 'Gl'
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__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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https://www.neuronpedia.org/pythia-70m-deduped/0-mlp-sm/26190?embed=true&embedexplanation=true&embedplots=true&embedsteer=true&embedactivations=true&embedlink=true&embedtest=true
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Neuron Alignment
Index
Value
% of L₁
148
+0.14
0.8%
260
+0.12
0.7%
429
+0.12
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
112
+0.14
0.02
359
+0.12
0.02
354
+0.12
0.01
Negative Logits
¿½
-2.68
Ĭ
-2.64
´
-2.49
Ĺ
-2.40
¥
-2.38
Ļ
-2.25
ĸ´
-2.24
ĥ
-2.22
ĩ
-2.20
ĭ
-2.18
POSITIVE LOGITS
asgow
1.77
market
1.58
Rptr
1.56
oby
1.45
obe
1.44
bank
1.41
CRO
1.37
FW
1.37
Harbor
1.35
pen
1.33
Act
ivations
Density 0.871%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations