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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
25450
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MODEL
0-mlp-sm
Source/SAE
INDEX
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Explanations
the occurrence of the word "notify" in various contexts
oai_token-act-pair · gpt-4o-mini
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AutoInterp Type
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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https://www.neuronpedia.org/pythia-70m-deduped/0-mlp-sm/25450?embed=true&embedexplanation=true&embedplots=true&embedsteer=true&embedactivations=true&embedlink=true&embedtest=true
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Neuron Alignment
Index
Value
% of L₁
376
+0.21
1.2%
156
+0.16
0.9%
407
+0.14
0.8%
Correlated Neurons
Index
P. Corr.
Cos Sim.
56
+0.21
0.00
147
+0.16
0.02
290
+0.14
0.02
Negative Logits
]>
-1.66
hey
-1.65
compete
-1.55
collaborate
-1.52
hire
-1.48
discuss
-1.48
OCK
-1.40
say
-1.33
Kin
-1.33
>()
-1.32
POSITIVE LOGITS
¡
2.36
®
2.35
¥
2.33
¢
2.27
ģ
2.26
¯
2.23
Ń
2.21
¨
2.16
ª
2.09
Ħ
2.09
Act
ivations
Density 7.702%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations