https://christophergs.com/machine%20learning/2020/03/14/how-to-monitor-machine-learning-models/
Monitoring Machine Learning Models in Production
A Comprehensive Guide
14 March 2020
“Once you have deployed your machine learning model to production it rapidly becomes apparent that the work is not over… How do you know if your models are behaving as you expect them to?… These are complex challenges, compounded by the fact that machine learning monitoring is a rapidly evolving field in terms of both tooling and techniques.”