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Google DeepMind · Exploring Gemma 2 with Gemma Scope
Gemma-2-2B
Residual Stream - 16k
20-GEMMASCOPE-RES-16K
15379
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MODEL
20-gemmascope-res-16k
Source/SAE
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Explanations
the beginning of formatted sections in documents, often indicating structured content
oai_token-act-pair · gpt-4o-mini
Triggered by @bot
No Scores
Punctuation and symbols
np_acts-logits-general · gemini-2.0-flash
No Scores
numbers, dates, and punctuation
np_acts-logits-general · gemini-2.5-flash-lite
No Scores
New Auto-Interp
AutoInterp Type
claude-4-5-haiku
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Top Features by Cosine Similarity
Comparing With
GEMMA-2-2B @ 20-gemmascope-res-16k
Configuration
google/gemma-scope-2b-pt-res/layer_20/width_16k/average_l0_71
How To Load
Prompts (Dashboard)
36,864 prompts, 128 tokens each
Dataset (Dashboard)
monology/pile-uncopyrighted
Features
16,384
Data Type
float32
Hook Name
blocks.20.hook_resid_post
Hook Layer
20
Architecture
jumprelu
Context Size
1,024
Dataset
monology/pile-uncopyrighted
Activation Function
relu
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IFrame
<iframe src="https://www.neuronpedia.org/gemma-2-2b/20-gemmascope-res-16k/15379?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/gemma-2-2b/20-gemmascope-res-16k/15379?embed=true&embedexplanation=true&embedplots=true&embedsteer=true&embedactivations=true&embedlink=true&embedtest=true
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Negative Logits
NUMX
-1.17
ſelf
-1.04
iſt
-1.03
―――――
-1.02
^(@)
-1.02
$_"
-0.98
Efq
-0.95
*/;
-0.95
myſelf
-0.93
***/
-0.91
POSITIVE LOGITS
<eos>
0.69
?
0.65
!
0.64
↵
0.61
^
0.61
<bos>
0.60
^
0.60
(
0.59
>
0.58
;
0.57
Act
ivations
Density 0.179%
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