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What is a real world example of Dimensionality Reduction (PCA)

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A data team uses PCA to reduce a dataset with a hundred features down to ten while still keeping most of the useful information for their model.
Real-world example A data team uses PCA to reduce a dataset with a hundred features down to ten while still keeping most of the useful information for their model.

Common follow-ups: What is Supervised & Unsupervised Learning, How is Dimensionality Reduction (PCA) evaluated in practice, What tools are commonly used for Dimensionality Reduction (PCA)