xgboost parameter tuning and handling large datasets

This example demonstrates following four things: 1. Handling Large datasets in KNIME--Setting Memory Policy 2. ROC curves 3. XGBoost classification 4. Parameter tuning Data is from Kaggle--Santander Customer Transaction Prediction.


This is a companion discussion topic for the original entry at https://kni.me/w/eiLqR2pZfWh4_fxu