A brief primer on tree-based methods

No chapter on structured data would be complete without mentioning tree-based methods, such as random forests or XGBoost.

It is worth knowing about them because, in the realm of predictive modeling for structured data, tree-based methods are very successful. However, they do not perform as well on more advanced tasks, such as image recognition or sequence-to-sequence modeling. This is the reason why the rest of the book does not deal with tree-based methods.

Note

Note: For a deeper dive into XGBoost, check out the tutorials on the XGBoost documentation page: http://xgboost.readthedocs.io. There is a nice explanation of how tree-based methods and gradient boosting work in theory and practice under the Tutorials ...

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