Notes on Machine Learning

2026

1. Oct 12, 2026 · 3 min read · 6 views

   Fraud Detection in Mobile Money: Mastering Extreme Class Imbalance

   In mobile money transactions, fraud often represents less than 0.1% of all traffic. A practical look at avoiding accuracy pitfalls and deploying robust models in Python.

   • Machine Learning
   • Python
   • Data Science