[scikit-learn] GradientBoostingRegressor with training, validation, and test set.
olivier.grisel at ensta.org
Fri Jul 8 07:49:49 EDT 2016
GridSearchCV will automatically generate the validation sets
internally (this is where the "CV" comes from). So you don't have to
generate a validation set if you decide to use GridSearchCV to select
the best model.
More details here:
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