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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
25990
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MODEL
0-mlp-sm
Source/SAE
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Explanations
references to angels
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
111
+0.12
0.7%
71
+0.11
0.6%
274
+0.10
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
267
+0.12
0.01
104
+0.11
0.01
370
+0.10
0.01
Negative Logits
¿½
-2.70
↵
-2.68
-2.68
↵
-2.68
↵↵
-2.68
č↵
-2.68
č↵
-2.68
↵
-2.68
↵
-2.68
-2.68
POSITIVE LOGITS
enos
2.25
hands
1.75
uates
1.74
ishers
1.66
ish
1.63
hole
1.57
holes
1.55
orest
1.55
dom
1.54
book
1.54
Act
ivations
Density 0.011%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations