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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
26492
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MODEL
0-mlp-sm
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references to academic or scientific research
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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Neuron Alignment
Index
Value
% of L₁
156
+0.14
0.8%
365
+0.13
0.7%
376
+0.12
0.7%
Correlated Neurons
Index
P. Corr.
Cos Sim.
95
+0.14
0.03
356
+0.13
0.03
331
+0.12
0.03
Negative Logits
¯
-2.78
§
-2.47
ĥ½
-2.36
Į
-2.29
IJ
-2.23
ĨĴ
-2.10
¿
-2.05
©
-2.00
ī
-2.00
ı
-1.96
POSITIVE LOGITS
fiddle
2.04
fully
1.62
iem
1.59
crop
1.55
yard
1.55
horse
1.54
pieces
1.48
tube
1.48
olta
1.46
craft
1.46
Act
ivations
Density 0.608%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations