Pipeline and FeatureUnion, Scikit-learn developers, 2023 - Official guide to Scikit-learn pipelines, explaining their purpose and implementation for building composite estimators.
Applied Predictive Modeling, Max Kuhn and Kjell Johnson, 2013 (Springer)DOI: 10.1007/978-1-4614-6849-3 - Provides foundational knowledge on data preprocessing strategies, resampling methods like cross-validation, and the importance of preventing data leakage in model evaluation.