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    Jeff Johnson

    Jeff Johnson is a prominent researcher and engineer behind core vector search innovations, including Facebook AI Similarity Search (FAISS), and a key contributor to modern dense retrieval infrastructure.

    #26 Vector Search
    18CiteRank

    Last updated 13 Nov 2026 · Named in 5 answers across 4 engines
    Bing AI Mode starts a separate baseline. Copilot remains a separate public engine and keeps its history; changes across the switch are not like-for-like growth.

    How AI engines see them

    Recognized by 5 of 5 measured engines. Updated 2026-09-19
    • ChatGPTNamed in 2 answers

      He is a research scientist, key developer of Faiss's GPU implementation.

    • GeminiNamed in 1 answers

      He led the development of Faiss, a library for similarity search.

    • Google AI ModeNamed in 1 answers

      He co-created FAISS, a library for vector similarity search.

    • PerplexityNamed in 1 answers

      He implemented Faiss's GPU layer, enabling large-scale retrieval.

    • Bing AI ModeNot named

      No description yet.

    • CopilotNot named

      He is a Research Engineer at Meta FAIR, leading Faiss development.

    Top Segments

    • #26Vector Searchof 39
      Named in 19 answers

    Top URLs

    1. 1
      FAISS on GitHub
      github.com2 citations
    2. 2
      https://iccv2019.thecvf.com/area_chairs
      iccv2019.thecvf.com2 citations
    3. 3
      https://iliasazizi.github.io/
      iliasazizi.github.io2 citations

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    • Who are the most influential voices in Vector search & retrieval quality?

      Named by 1 engines

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