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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
Residuals
4-RES-SM
9269
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MODEL
4-res-sm
Source/SAE
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technical terms and concepts related to programming and web development
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__res-sm_processed/4-res-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.4.hook_resid_post
Hook Layer
4
Architecture
standard
Context Size
128
Dataset
EleutherAI/the_pile_deduplicated
Activation Function
relu
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Neuron Alignment
Index
Value
% of L₁
307
+0.24
1.4%
268
+0.15
0.9%
397
+0.12
0.7%
Correlated Neurons
Index
P. Corr.
Cos Sim.
401
+0.24
0.06
268
+0.15
0.08
511
+0.12
0.07
Negative Logits
©
-6.14
Ĭ
-5.97
Ħ
-5.95
¼
-5.92
·
-5.85
Į
-5.83
ł
-5.82
§
-5.82
ĵ
-5.81
ĥ
-5.81
POSITIVE LOGITS
ource
3.63
cript
3.57
pace
3.53
ystems
3.44
heet
3.30
paces
3.29
erver
3.28
creen
2.90
heets
2.82
plit
2.79
Act
ivations
Density 0.553%
Stacked
Snippet
Full
Show Breaks
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No Known Activations