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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
2-MLP-SM
22799
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MODEL
2-mlp-sm
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phrases that express clarity or emphasis on understanding and disclosure
oai_token-act-pair · gpt-4o-mini
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claude-4-5-haiku
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Top Features by Cosine Similarity
Configuration
ctigges/pythia-70m-deduped__mlp-sm_processed/2-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.2.hook_mlp_out
Hook Layer
2
Architecture
standard
Context Size
128
Dataset
EleutherAI/the_pile_deduplicated
Activation Function
relu
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Neuron Alignment
Index
Value
% of L₁
409
+0.13
0.7%
176
+0.12
0.7%
98
+0.10
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
130
+0.13
0.09
409
+0.12
0.08
397
+0.10
0.08
Negative Logits
Īĺ
-4.84
¿
-4.58
¦
-4.53
°
-4.39
¶
-4.37
ĻĤ
-4.35
ŀ
-4.24
ł
-4.22
Ĩ
-4.16
£
-4.09
POSITIVE LOGITS
".
1.81
therefrom
1.74
.).
1.64
etc
1.55
ressor
1.54
'.
1.51
since
1.51
erver
1.50
era
1.49
":{
1.48
Act
ivations
Density 1.860%
Stacked
Snippet
Full
Show Breaks
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No Known Activations