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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
25815
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MODEL
0-mlp-sm
Source/SAE
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Explanations
occurrences of the string "ocom"
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
111
+0.13
0.7%
1
+0.12
0.7%
178
+0.12
0.7%
Correlated Neurons
Index
P. Corr.
Cos Sim.
69
+0.13
0.01
300
+0.12
0.01
1
+0.12
0.01
Negative Logits
ĩ
-2.86
Ĥ
-2.72
®
-2.56
Ħ
-2.52
¿½
-2.39
¬
-2.39
ľĵ
-2.39
ĨĴ
-2.35
Ļª
-2.35
ĥ
-2.34
POSITIVE LOGITS
merce
1.55
loop
1.52
poser
1.49
fee
1.45
lite
1.45
cule
1.43
nan
1.41
oom
1.40
imps
1.38
advantage
1.36
Act
ivations
Density 1.702%
Stacked
Snippet
Full
Show Breaks
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No Known Activations