AI article
Embeddings explained for people who write code
Community description: An embedding is just a list of numbers on a map. Here's what that map is, why "cosine similarity" is only measuring an angle, and the two things that quietly break vector search.
Dev.to | Sep 18, 2026 | VLAD
Automated excerpt
Same text in, same numbers out, every time. Words used the same way get pushed together; words used differently get pushed apart. Their arrows point almost the same way — a small angle between them.
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