Cross-Validation
Explore how to apply cross-validation techniques to tune parameters in XGBoost. Understand the use of the cv function for K-fold cross-validation and how it helps identify the best parameter settings to enhance model accuracy and performance in gradient boosting.
We'll cover the following...
We'll cover the following...
Chapter Goals:
- Learn how to cross-validate parameters in XGBoost
A. Choosing parameters
Since there are many parameters in XGBoost and several possible values for each parameter, it is usually necessary to tune the ...