© Neuronpedia 2026
    Privacy & TermsBlogGitHubSlackTwitterContact
    Neuronpedia logo - a computer chip with a rounded viewfinder border around it

    Neuronpedia

    Jacobian LensNEW
    Natural Language
    Autoencoders
    NEW    Assistant AxisNEWCircuit TracerUPDATESteerSAE EvalsExportsAPI Community BlogPrivacy & TermsContact
    1. Home
    3. Joseph Bloom · Initial Gemma-2B-IT SAEs
    5. Gemma-2B-IT
    7. Residual Stream
    9. 12-RES-JB
    11. 6127
    Prev
    Next
    INDEX
    Explanations

    This neuron seems to be a coding or programming-related neuron, looking for specific syntax elements or structure within the text

    oai_token-act-pair · gpt-3.5-turboTriggered by @bot
    New Auto-Interp
    Top Features by Cosine Similarity
    Configuration
    jbloom/Gemma-2b-IT-Residual-Stream-SAEs/gemma_2b_it_blocks.12.hook_resid_post_16384
    Prompts (Dashboard)
    24,576 prompts, 128 tokens each
    Dataset (Dashboard)
    HuggingFaceFW/fineweb
    Features
    16,384
    Data Type
    float32
    Hook Name
    blocks.12.hook_resid_post
    Hook Layer
    12
    Architecture
    standard
    Context Size
    1,024
    Dataset
    Skylion007/openwebtext
    Activation Function
    relu
    Embeds
    IFrame
    Link
    Not in Any Lists

    No Comments

    Neuron Alignment
    Index
    Value
    % of L₁
    1343
    +0.27
    0.8%
    1967
    +0.19
    0.6%
    876
    +0.17
    0.5%
    Correlated Neurons
    Index
    P. Corr.
    Cos Sim.
    1343
    +0.27
    0.04
    453
    +0.19
    0.03
    876
    +0.17
    -0.00
    Negative Logits
    <bos>
    -0.86
     betweenstory
    -0.59
     schoolmaster
    -0.58
     But
    -0.56
     Still
    -0.56
     As
    -0.56
     On
    -0.56
     By
    -0.55
     She
    -0.55
     Or
    -0.55
    POSITIVE LOGITS
    !!</
    1.23
     espri
    1.15
     pican
    1.14
     dises
    1.12
     !...
    1.11
     soggior
    1.09
     nutr
    1.09
     sappi
    1.06
     Ottobre
    1.06
     napoli
    1.05
    Activations Density 0.124%

    No Known Activations