IRREVERENT DEMYSTIFIERS

What are: Embeddings? Vector Databases? Vector Search? k-NN? ANN?

A simple explainer to debuzz these AI buzzwords

Cassie Kozyrkov
6 min readFeb 2, 2024

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Are you drowning in buzzwords and unsure what the fascination with these terms is?

  • Embeddings
  • Vector databases
  • Vector search
  • k-NN and ANN

Never fear, I’ll help you understand the context and the basics without getting you mired in the nitty gritty…

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Cassie Kozyrkov

Chief Decision Scientist, Google. ❤️ Stats, ML/AI, data, puns, art, theatre, decision science. All views are my own. twitter.com/quaesita