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Joseph Bloom · Feature Splitting for GPT2-Small
GPT2-Small
Residual Feature Splitting 12288
8-RES_FS12288-JB
328
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MODEL
8-res_fs12288-jb
Source/SAE
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Explanations
dates represented in a specific format
oai_token-act-pair · gpt-3.5-turbo
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claude-4-5-haiku
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Top Features by Cosine Similarity
Comparing With
GPT2-SMALL @ 8-res_fs12288-jb
Configuration
jbloom/GPT2-Small-Feature-Splitting-Experiment-Layer-8/blocks.8.hook_resid_pre_12288
How To Load
Prompts (Dashboard)
24,576 prompts, 128 tokens each
Dataset (Dashboard)
Skylion007/openwebtext
Features
12,288
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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Neuron Alignment
Index
Value
% of L₁
512
+0.11
0.5%
373
+0.11
0.5%
627
+0.10
0.5%
Correlated Neurons
Index
P. Corr.
Cos Sim.
627
+0.11
0.03
124
+0.11
0.04
512
+0.10
0.03
Negative Logits
uyomi
-0.63
Tile
-0.62
uncovered
-0.61
americ
-0.61
Penn
-0.60
(),
-0.58
Stand
-0.57
tox
-0.57
BMC
-0.56
child
-0.56
POSITIVE LOGITS
3
1.08
4
1.06
6
1.04
5
1.03
7
1.01
2
0.99
8
0.98
10
0.98
14
0.98
13
0.97
Act
ivations
Density 0.115%
Test
Steer
Stacked
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