01 · Machine learning · Evaluation
InsightPulse
Understand customer complaints—and see what informed the prediction.
Classifies complaint themes, highlights contributing words, and routes uncertain predictions for review.
Engineering decision
Review where it helps. I chose the 0.40 review threshold on 2019 validation data. It flags about 36% of the 2019 test set and catches about 63% of its errors. An earlier 0.65 rule flagged 76% of records, which made it useless for triage.



















