Inspecting the black box An inspection lens moves across an opaque box, revealing linear representations inside. Teal marks the positive activation, light coral the negative activation, and red the steering direction connecting them. Giang Son Nguyen
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  • Encountering Massive Activations in Gemma 3

    Dimensions 1038, 443 and 2339 in Gemma 3 1B, 4B and 12B models.

    11 min read   ·   October 17, 2026

    2026   ·   machine-learning,   deep-learning,   interpretability,   llm,   ai   ·   research

    Encountering Massive Activations in Gemma 3
  • Into the SAE-verse

    Introducing Sparse Autoencoders for mechanistic interpretability.

    11 min read   ·   March 27, 2026

    2026   ·   machine-learning,   deep-learning,   interpretability,   sae,   ai   ·   research

    Into the SAE-verse
  • Assorted Notes from CECS1031

    77 min read   ·   January 15, 2026

    2026   ·   teaching

    Assorted Notes from CECS1031
  • Flowing with the charts

    Summaries of recent papers about flowchart-to-code task. Adapted from my knowledge sharing session at Continental-NTU Corplab.

    17 min read   ·   June 23, 2025

    2025   ·   data-science,   machine-learning,   deep-learning,   flowchart-understanding,   vlm,   ai   ·   research

    Flowing with the charts
  • Renting GPUs to do Deep Learning homework

    Quick tips on renting GPUs to train large ML models.

    16 min read   ·   May 03, 2025

    2025   ·   data-science,   machine-learning,   deep-learning,   ai   ·   study

    Renting GPUs to do Deep Learning homework