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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
29138
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MODEL
0-mlp-sm
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Explanations
references to iPhone models
oai_token-act-pair · gpt-4o-mini
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claude-4-5-haiku
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Intrusion Detection
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
195
+0.13
0.8%
182
+0.11
0.6%
94
+0.11
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
195
+0.13
0.02
94
+0.11
0.02
93
+0.11
0.02
Negative Logits
¯
-2.70
ĭ
-2.66
«
-2.48
¿
-2.38
¼
-2.37
ĺ
-2.36
½
-2.28
§
-2.23
Ł
-2.23
-2.16
POSITIVE LOGITS
SEC
1.67
itals
1.56
cles
1.56
stalk
1.54
wood
1.52
ium
1.52
stem
1.51
quarters
1.49
chitz
1.46
volt
1.45
Act
ivations
Density 0.024%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations