For the decision tree presented in this article, categorical predictors, such as sex, State and political leaning, should be zero-based integer-encoded. Because the tree-building algorithm ... demo ...

Typically all of the data is randomly divided into subsets and passed through different decision trees. Gradient boosting using ... algorithm that is used for classification and predictions.

The demo concludes by using the trained decision tree to make a prediction: The AdaBoost.R2 regression algorithm has not received as much research attention as other tree-based regression ensemble ...