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

    Neuronpedia

    APIAssistant AxisNEWCircuit TracerNEWSteerSAE EvalsExports Community BlogPrivacy & TermsContact
    1. Home
    3. Joseph Bloom · Open Source Sparse Autoencoders for all Residual Stream Layers of GPT2-Small
    5. GPT2-Small
    7. Residual Stream
    9. 2-RES-JB
    11. 20779
    Prev
    Next
    INDEX
    Explanations

    mentions of the superhero "Superman"

    oai_token-act-pair · gpt-3.5-turbo

    mentions of the character Superman

    oai_token-act-pair · gpt-4o-miniTriggered by @bot
    New Auto-Interp
    Top Features by Cosine Similarity
    Comparing With GPT2-SMALL @ 2-res-jb
    Configuration
    jbloom/GPT2-Small-SAEs-Reformatted/blocks.2.hook_resid_pre
    Prompts (Dashboard)
    24,576 prompts, 128 tokens each
    Dataset (Dashboard)
    Skylion007/openwebtext
    Features
    24,576
    Data Type
    torch.float32
    Hook Point
    blocks.2.hook_resid_pre
    Architecture
    standard
    Context Size
    128
    Dataset
    Skylion007/openwebtext
    Hook Point Layer
    2
    Activation Function
    relu
    Embeds
    IFrame
    Link
    Not in Any Lists

    No Comments

    Negative Logits
    mble
    -0.84
    76561
    -0.84
    ateur
    -0.80
    ebin
    -0.80
    yg
    -0.75
    atana
    -0.72
    Reviewer
    -0.71
    teen
    -0.68
    remlin
    -0.68
    details
    -0.67
    POSITIVE LOGITS
     Superman
    1.08
     Luthor
    0.79
     Returns
    0.79
    Batman
    0.77
     Krypt
    0.77
     Chavez
    0.76
     Batman
    0.75
     Reborn
    0.74
     Comics
    0.72
     Bros
    0.67
    Activations Density 0.012%

    No Known Activations