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How AI learns: gradient descent explained simply

Every AI model learns using the same idea, called gradient descent. I built it from scratch in Python to understand how it works, and in this post I'll explain it as simply as I can. Every AI model makes mistakes An AI model is a large set of numbers, called weights. When you give the model an inpu…

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  1. 2026-11-06 17:41 · DEV Community — AI
    How AI learns: gradient descent explained simply

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