Featurewiz-Polars is a tool for automated feature selection that integrates with XGBoost. It simplifies the feature selection process and ensures efficient, scalable implementation, especially for large datasets. The post explains how to use Featurewiz as a scikit-learn transformer, highlights the improved validation-based feature selection method in Featurewiz-Polars, and benchmarks its performance against the mRMR feature selection library.

5m read timeFrom medium.com
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Table of contents
Featurewiz-Polars: A Robust and Scalable Solution for Feature Selection with XGBoostIntroducing FeaturewizHow to Use Featurewiz as a Scikit-Learn TransformerDoes Feature Selection Actually Improve Performance?How Featurewiz Works: Recursive XGBoost Feature SelectionThe Next Step: Featurewiz-Polars with Split-Driven Recursive XGBoostBenchmark with Existing LibraryInstallation GuideFinal Thoughts

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