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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
28974
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MODEL
0-mlp-sm
Source/SAE
INDEX
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Explanations
instances of the word "We."
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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https://www.neuronpedia.org/pythia-70m-deduped/0-mlp-sm/28974?embed=true&embedexplanation=true&embedplots=true&embedsteer=true&embedactivations=true&embedlink=true&embedtest=true
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Neuron Alignment
Index
Value
% of L₁
35
+0.13
0.7%
212
+0.12
0.7%
355
+0.12
0.7%
Correlated Neurons
Index
P. Corr.
Cos Sim.
338
+0.13
0.05
248
+0.12
0.05
348
+0.12
0.06
Negative Logits
hai
-1.53
atsu
-1.35
igu
-1.30
her
-1.25
]{}
-1.24
ROI
-1.22
forum
-1.22
hing
-1.21
otten
-1.20
FY
-1.20
POSITIVE LOGITS
Ļª
1.89
ized
1.84
↵
1.60
1.59
<|outofrange|>
1.59
↵ ³³³
1.59
↵
1.59
↵
1.59
↵
1.59
1.59
Act
ivations
Density 0.039%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations