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Joseph Bloom · Feature Splitting for GPT2-Small
GPT2-Small
Residual Feature Splitting 24576
8-RES_FS24576-JB
14265
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MODEL
8-res_fs24576-jb
Source/SAE
INDEX
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Explanations
Slavic languages with diacritics as well as specific names and abbreviations in Slavic culture
oai_token-act-pair · gpt-3.5-turbo
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AutoInterp Type
claude-4-5-haiku
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Intrusion Detection
Top Features by Cosine Similarity
Comparing With
GPT2-SMALL @ 8-res_fs24576-jb
Configuration
jbloom/GPT2-Small-Feature-Splitting-Experiment-Layer-8/blocks.8.hook_resid_pre_24576
How To Load
Prompts (Dashboard)
24,576 prompts, 128 tokens each
Dataset (Dashboard)
Skylion007/openwebtext
Features
24,576
Data Type
torch.float32
Hook Point
blocks.8.hook_resid_pre
Architecture
standard
Context Size
128
Dataset
Skylion007/openwebtext
Hook Point Layer
8
Activation Function
relu
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<iframe src="https://www.neuronpedia.org/gpt2-small/8-res_fs24576-jb/14265?embed=true&embedexplanation=true&embedplots=true&embedsteer=true&embedactivations=true&embedlink=true&embedtest=true" title="Neuronpedia" style="height: 300px; width: 540px;"></iframe>
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https://www.neuronpedia.org/gpt2-small/8-res_fs24576-jb/14265?embed=true&embedexplanation=true&embedplots=true&embedsteer=true&embedactivations=true&embedlink=true&embedtest=true
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Neuron Alignment
Index
Value
% of L₁
481
+0.15
0.7%
614
+0.11
0.5%
758
+0.10
0.5%
Correlated Neurons
Index
P. Corr.
Cos Sim.
232
+0.15
0.04
659
+0.11
0.03
180
+0.10
0.02
Negative Logits
adolesc
-0.97
IM
-0.80
Reed
-0.76
4090
-0.71
OL
-0.71
LI
-0.71
IMF
-0.70
Zup
-0.68
Io
-0.68
MTA
-0.67
POSITIVE LOGITS
ch
1.44
chu
1.43
cha
1.31
Ch
1.20
och
1.17
chy
1.16
cho
1.15
cht
1.14
CH
1.13
ech
1.13
Act
ivations
Density 0.137%
Test
Steer
Stacked
Snippet
Full
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No Known Activations