© 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. Joseph Bloom · Initial Gemma-2B-IT SAEs
    5. Gemma-2B-IT
    7. Residual Stream
    9. 12-RES-JB
    11. 4607
    Prev
    Next
    INDEX
    Explanations
    No Explanations Found
    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
    674
    +0.22
    0.7%
    2011
    +0.06
    0.2%
    1658
    +0.06
    0.2%
    Correlated Neurons
    Index
    P. Corr.
    Cos Sim.
    2
    -0.22
    0.00
    0
    -0.06
    0.00
    1
    -0.06
    0.00
    Negative Logits
    ,
    -2.12
    .
    -2.08
    ↵↵
    -2.01
     
    -1.85
    ↵
    -1.83
    <eos>
    -1.83
     in
    -1.83
     (
    -1.83
    :
    -1.77
    ↵↵↵
    -1.73
    POSITIVE LOGITS
    <bos>
    5.65
     ftu
    4.46
     fta
    4.41
     increa
    4.31
     guarante
    4.17
     emphat
    4.14
     !...
    4.14
     squa
    4.11
     perfet
    4.07
     thut
    4.07
    Activations Density 0.000%

    No Known Activations

    This feature has no known activations.