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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
Residuals
2-RES-SM
12358
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MODEL
2-res-sm
Source/SAE
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Explanations
formal language used in descriptions and disclosures, particularly in technical or scientific contexts
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/2-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.2.hook_resid_post
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
268
+0.12
0.7%
115
+0.11
0.6%
280
+0.10
0.6%
Correlated Neurons
Index
P. Corr.
Cos Sim.
236
+0.12
0.07
268
+0.11
0.08
463
+0.10
0.05
Negative Logits
ĥ½
-2.93
½
-2.92
¼
-2.67
»¿
-2.66
ĵ
-2.53
↵
-2.44
č↵
-2.44
↵
-2.44
↵
-2.44
↵
-2.44
POSITIVE LOGITS
adj
1.55
entially
1.51
geomet
1.50
anto
1.49
iter
1.48
ibus
1.47
among
1.46
ring
1.44
redund
1.44
cke
1.44
Act
ivations
Density 0.503%
Stacked
Snippet
Full
Show Breaks
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No Known Activations