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Your Vector Index Spends 1.40x More on the Queries It Already Answers Perfectly

This story is from 2026-08-31. It is preserved in the archive; the latest stories are on the live feed.

A vector database ships one knob for how hard to look. It fixes neither the bill nor the recall. Run it: https://dev48.infy.uk/ai/days/day77-ann-recall.html Nothing here simulates language. The engine simulates the partition — documents in cells, a query that opens some of them, and brute force sta…

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  1. 2026-08-31 21:21 · DEV Community — AI
    Your Vector Index Spends 1.40x More on the Queries It Already Answers Perfectly

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