EEE-CIS Fraud Detection

Can you detect fraud from customer transactions?

Description

This repo contains solutions to competition on Kaggle - https://www.kaggle.com/c/ieee-fraud-detection (detecting fraud on online customer transactions).

Data

Input files are stored in archive data/fraud_dataset.7z

Solution

LightGBM (ROC score 0.9447)

Jupyter notebook located in the file ▸ solutions/lightgbm[ROC-0.9447]/IEEE-CIS Fraud Detection.ipynb

LightGBM (ROC score 0.9452)

Jupyter notebook ▸ solutions/lightgbm[ROC-0.9452]/IEEE-CIS Fraud Detection (lgbm+alexa).ipynb

8-fold LightGBM (ROC score 0.9482)

Jupyter notebook ▸ solutions/lightgbm[8fold]/