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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
26816
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MODEL
0-mlp-sm
Source/SAE
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Explanations
references to the Phrygians in a historical or mythical context
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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https://www.neuronpedia.org/pythia-70m-deduped/0-mlp-sm/26816?embed=true&embedexplanation=true&embedplots=true&embedsteer=true&embedactivations=true&embedlink=true&embedtest=true
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Neuron Alignment
Index
Value
% of L₁
410
+0.15
0.8%
207
+0.12
0.7%
388
+0.12
0.7%
Correlated Neurons
Index
P. Corr.
Cos Sim.
153
+0.15
0.01
207
+0.12
0.01
111
+0.12
0.01
Negative Logits
?"
-1.74
?
-1.51
beard
-1.48
")
-1.46
here
-1.45
↵
-1.45
"));
-1.44
hin
-1.42
"];
-1.40
"))
-1.39
POSITIVE LOGITS
£
1.99
ĥ½
1.89
¨
1.85
Ľ
1.85
§
1.81
³
1.79
kill
1.68
¾
1.62
©
1.62
µ
1.61
Act
ivations
Density 0.033%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations