Jie ZhangPredict Credit Card Fraud by Using AWS Random Cut ForestAmazon SageMaker Random Cut Forest (RCF) is an unsupervised algorithm for detecting anomalous data points within a data set. The use cases…Jun 9, 2020Jun 9, 2020
Jie ZhangReal-Time Prediction of Credit Card Fraud deployed on AWS using Spark and XGBoost (Part III)This is Part III of the project after we trained and deployed the model on AWS endpoint. Now we need to let the model in business. The way…May 30, 20201May 30, 20201
Jie ZhangReal-Time Prediction of Credit Card Fraud deployed on AWS using Spark and XGBoost (Part II)Ok, now we completed ETL work and ready for model training and deployment.May 29, 20201May 29, 20201
Jie ZhangReal-Time Prediction of Credit Card Fraud deployed on AWS using Spark and XGBoost (Part I)When we swipe or insert our credit card to purchase something, there is a backend fraud model kickoff to either block or let you go…May 28, 2020May 28, 2020