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Imbalanced CTR Training

MolocoMediumMachine Learning00:00
Moloco
Your interviewer · Machine Learning Engineer
In session
Interviewer

Welcome to your interview for the Machine Learning Engineer role at Moloco.

The question is on your right: Imbalanced CTR Training. Take a moment with it first.

Talk your thinking through with me if you like - when you're confident, submit your answer and I'll grade it like a real screen. You have three graded attempts to score 7/10 or better.

Only Submit answer is graded - discussion is free practice.

Problem

How do you handle highly imbalanced datasets when training a click-through rate (CTR) prediction model?