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What is dimensionality reduction?

Dimensionality reduction compresses features into fewer dimensions while keeping as much useful structure as possible.

Machine Learning Medium Theory

What is dimensionality reduction?

Dimensionality reduction compresses features into fewer dimensions while keeping as much useful structure as possible.

  • Can help visualization
  • May reduce noise
  • PCA is a common example
#dimensionality-reduction #features #ml

What is dimensionality reduction?