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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
28243
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MODEL
0-mlp-sm
Source/SAE
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Explanations
references to bats
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
376
+0.15
0.8%
148
+0.11
0.6%
481
+0.11
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
481
+0.15
0.01
108
+0.11
0.01
76
+0.11
0.01
Negative Logits
Ĥ¬
-3.26
ĭ
-3.17
»¿
-3.13
·¸
-3.11
Ń
-3.07
ľ
-3.06
µ
-3.06
ĥ½
-2.90
ĺ
-2.82
¿½
-2.81
POSITIVE LOGITS
kat
1.75
etto
1.68
ouch
1.67
shock
1.61
ikt
1.56
etts
1.55
ienn
1.53
ious
1.53
ppo
1.52
enance
1.50
Act
ivations
Density 0.009%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations