P69Model EvaluationAdvancedDesign18 min

Design Evaluation for a Rare-Event Classifier

Design rare-event classifier evaluation.

#design#rare events#precision recall

Scenario

Fraud prevalence is 0.7%; predicting no fraud is 99.3% accurate. Investigators review 150 alerts daily.

Problem statement

Design a credible evaluation plan.

Your Task

  1. Choose metrics.
  2. Select thresholds.
  3. Include capacity.

Related Concepts

PR curvePrevalence

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