Скачать или смотреть scikit-learn –Test Predictions Using Various Models: Cross-Validation | packtpub.com

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In the quest to find the best model, you can view the indices of cross-validation folds and see what data is in each fold.

While splitting the different folds in various datasets, you might wonder: couldn't the different sets in each fold of k-fold cross-validation be very different?
• Instantiate two nearest-neighbor algorithms
• Score both algorithms using cross_val_score
• View kn_5_scores

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