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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
29399
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MODEL
0-mlp-sm
Source/SAE
INDEX
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Explanations
phrases or expressions that indicate speech or thought
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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Neuron Alignment
Index
Value
% of L₁
376
+0.15
0.9%
334
+0.15
0.9%
107
+0.12
0.7%
Correlated Neurons
Index
P. Corr.
Cos Sim.
334
+0.15
0.01
107
+0.15
0.01
260
+0.12
0.01
Negative Logits
ĵ
-3.88
·¸
-3.62
¤
-3.48
»
-3.18
ī
-3.18
ĭ
-3.17
ij
-3.13
¬
-3.07
¦
-3.02
ĻĤ
-2.91
POSITIVE LOGITS
rooms
2.02
room
2.01
ings
1.92
aways
1.92
ional
1.75
doll
1.67
toll
1.60
idable
1.59
gres
1.51
jä
1.49
Act
ivations
Density 0.022%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations