Advanced Feature Engineering Using Scikit-Learn Pipelines with Pandas’ ColumnTransformer and NumPy Arrays

Pandas , NumPy , and Scikit-learn .

Machine learning workflows require several distinct steps — from loading and preparing data to creating and evaluating models.

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Imbalanced datasets, where a majority of the data samples belong to one class and the remaining minority belong to others, are not that rare.

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Missing values appear more often than not in many real-world datasets.

June 7, 2025

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1 year ago

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