Machine Learning Yearning, Andrew Ng, 2018 - Offers practical advice on model evaluation, including the effective use of cross-validation in machine learning projects.
Cross-validation: evaluating estimator performance, scikit-learn developers, 2024 - The official scikit-learn user guide explains different cross-validation strategies and their practical implementation in Python.
CS229 Lecture Notes: Machine Learning, Andrew Ng, 2018 (Stanford University) - This lecture material from a widely recognized machine learning course discusses cross-validation as a method for model selection and performance estimation.