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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
29329
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MODEL
0-mlp-sm
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Explanations
the concept of existence or the state of being
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__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
44
+0.14
0.8%
376
+0.13
0.8%
65
+0.13
0.7%
Correlated Neurons
Index
P. Corr.
Cos Sim.
44
+0.14
0.08
65
+0.13
0.08
356
+0.13
0.06
Negative Logits
Ĵ
-2.54
¨
-2.39
ª
-2.26
ľ
-2.22
©
-2.21
§
-2.15
¦
-2.14
ķ
-2.13
¥
-2.09
ŀ
-2.08
POSITIVE LOGITS
ymmetric
1.66
unable
1.64
able
1.62
LIABLE
1.60
ijing
1.54
hdad
1.53
WARE
1.48
agland
1.45
wolf
1.42
zier
1.40
Act
ivations
Density 0.373%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations