What is Gradient Descent?

Updated May 17, 2026

Short answer

Gradient descent minimizes the loss function iteratively.

Deep explanation

It updates coefficients in the direction of steepest loss reduction.

Real-world example

Large-scale recommendation systems use stochastic gradient descent.

Common mistakes

  • Using inappropriate learning rates.

Follow-up questions

  • What is SGD?
  • What causes divergence?

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