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Under Peer Review · Sparse Autoencoders for Pythia-70M-Deduped
Pythia-70M-Deduped
MLP Post
0-MLP-SM
29964
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MODEL
0-mlp-sm
Source/SAE
INDEX
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Explanations
instances of the term "chamber" in various contexts
oai_token-act-pair · gpt-4o-mini
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New Auto-Interp
AutoInterp Type
claude-4-5-haiku
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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
156
+0.17
1.0%
81
+0.13
0.7%
217
+0.12
0.7%
Correlated Neurons
Index
P. Corr.
Cos Sim.
184
+0.17
0.01
0
+0.13
0.01
499
+0.12
0.01
Negative Logits
ĸ´
-2.44
³
-2.41
§
-2.38
·¸
-2.38
¯
-2.37
İ
-2.26
ĵ
-2.15
¹
-2.04
Ń
-2.03
½
-2.03
POSITIVE LOGITS
room
1.71
plit
1.67
ingly
1.67
heet
1.67
rooms
1.60
naire
1.60
pool
1.59
plate
1.59
lot
1.58
tee
1.55
Act
ivations
Density 0.036%
Stacked
Snippet
Full
Show Breaks
Hide Breaks
No Known Activations