Dimension Reduction

nounverified·updated May 18, 2026

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Dimensionality reduction is the process of taking data in a high dimensional space and mapping it into a new space whose dimensionality is much smaller

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Understanding Machine Learning: From Theory to Algorithms1 senseview framework →

§1: Dimensionality reduction is the process of taking data in a high dimensional space and mapping it into a new space whose dimensionality is much smaller