[playground/gradient-boosted-trees] (GradientBoostingRegressor,RandomForestRegressor,VotingRegressor,etc)

[mxochicale]

• https://scikit-learn.org/stable/auto_examples/ensemble/plot_voting_regressor.html#sphx-glr-auto-examples-ensemble-plot-voting-regressor-py
• https://scikit-learn.org/stable/auto_examples/ensemble/plot_gradient_boosting_regression.html