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Joseph Bloom · Feature Splitting for GPT2-Small
GPT2-Small
Residual Feature Splitting 24576
8-RES_FS24576-JB
7807
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MODEL
8-res_fs24576-jb
Source/SAE
INDEX
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Explanations
references to sports match results and player performance
oai_token-act-pair · gpt-3.5-turbo
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New Auto-Interp
AutoInterp Type
claude-4-5-haiku
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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/7807?embed=true&embedexplanation=true&embedplots=true&embedsteer=true&embedactivations=true&embedlink=true&embedtest=true" title="Neuronpedia" style="height: 300px; width: 540px;"></iframe>
Link
https://www.neuronpedia.org/gpt2-small/8-res_fs24576-jb/7807?embed=true&embedexplanation=true&embedplots=true&embedsteer=true&embedactivations=true&embedlink=true&embedtest=true
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Neuron Alignment
Index
Value
% of L₁
382
+0.10
0.5%
715
+0.10
0.4%
244
+0.10
0.4%
Correlated Neurons
Index
P. Corr.
Cos Sim.
232
+0.10
0.04
130
+0.10
0.02
99
+0.10
0.03
Negative Logits
unk
-0.78
unks
-0.70
Oprah
-0.70
IFT
-0.69
OW
-0.68
OFF
-0.65
yout
-0.65
Tycoon
-0.65
Unt
-0.65
ifted
-0.65
POSITIVE LOGITS
C
1.29
c
1.25
cs
1.21
ci
1.12
CI
1.10
cb
1.08
CB
1.05
Cs
1.02
cp
1.01
cer
0.98
Act
ivations
Density 0.218%
Test
Steer
Stacked
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