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

    Neuronpedia

    Natural Language
    Autoencoders
    NEW    Assistant AxisNEWCircuit TracerUPDATESteerSAE EvalsExportsAPI Community BlogPrivacy & TermsContact
    1. Home
    3. Google DeepMind · Exploring Gemma 2 with Gemma Scope
    5. Gemma-2-9B-IT
    7. Residual Stream - 131k
    9. 20-GEMMASCOPE-RES-131K
    11. 43529
    Prev
    Next
    INDEX
    Explanations

    instances of the PHP superglobal variable `$_`

    oai_token-act-pair · gpt-4o-miniTriggered by @bot

    $_POST and $_GET variables

    np_acts-logits-general · gemini-2.5-flash-lite
    New Auto-Interp
    Top Features by Cosine Similarity
    Comparing With GEMMA-2-9B-IT @ 20-gemmascope-res-131k
    Configuration
    google/gemma-scope-9b-it-res/layer_20/width_131k/average_l0_81
    Prompts (Dashboard)
    24,576 prompts, 128 tokens each
    Dataset (Dashboard)
    monology/pile-uncopyrighted
    Features
    131,072
    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
    Embeds
    IFrame
    Link
    Not in Any Lists

    No Comments

    Negative Logits
     betweenstory
    -0.64
    principalTable
    -0.60
    featureID
    -0.55
    tinyos
    -0.54
    ExtendWith
    -0.52
     يتيمه
    -0.51
    forChild
    -0.49
    发表于
    -0.47
     Bioaccumulative
    -0.47
    ViewInit
    -0.46
    POSITIVE LOGITS
     $_
    0.71
     ($_
    0.66
    ($_
    0.66
    =$_
    0.58
     congé
    0.47
    ,$_
    0.45
    IsPostBack
    0.45
    msgSender
    0.44
    $_
    0.42
     useParams
    0.42
    Activations Density 0.002%

    No Known Activations