This is part of my team solution to the Kaggle Santander Customer Transaction Prediction competition : https://www.kaggle.com/c/santander-customer-transaction-prediction/overview
The two notebooks in the repository create a solution with roc_auc above 0.923 .
A brief explanation of what is computed is provided here: https://www.kaggle.com/c/santander-customer-transaction-prediction/discussion/88888