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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
2-MLP-SM
24028
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MODEL
2-mlp-sm
Source/SAE
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Explanations
instances of numeric values or symbols that denote data
oai_token-act-pair · gpt-4o-mini
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AutoInterp Type
claude-4-5-haiku
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Top Features by Cosine Similarity
Configuration
ctigges/pythia-70m-deduped__mlp-sm_processed/2-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.2.hook_mlp_out
Hook Layer
2
Architecture
standard
Context Size
128
Dataset
EleutherAI/the_pile_deduplicated
Activation Function
relu
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Neuron Alignment
Index
Value
% of L₁
156
+0.28
1.6%
23
+0.12
0.7%
462
+0.12
0.7%
Correlated Neurons
Index
P. Corr.
Cos Sim.
462
+0.28
0.01
23
+0.12
0.01
424
+0.12
0.01
Negative Logits
³
-3.52
»¿
-3.50
ī
-3.46
Ĭ
-3.45
ľĵ
-3.40
Ħ
-3.19
ĩ
-3.18
↵
-3.07
↵ âĢĥ
-3.07
-3.07
POSITIVE LOGITS
indeed
1.45
named
1.39
crash
1.37
FL
1.37
hell
1.35
paradise
1.33
AFL
1.32
].)
1.31
blast
1.31
ters
1.29
Act
ivations
Density 0.093%
Stacked
Snippet
Full
Show Breaks
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No Known Activations