Precision
Precision (Positive Predictive Value) is a classification evaluation metric measuring the fraction of predicted positive examples that are actually correct, calculated as true positives divided by all predicted positives.
Frequently Asked Questions
What is the formula for classification precision?▼
`Precision = True Positives / (True Positives + False Positives)`.
When should precision be prioritized over recall?▼
When the cost of a false positive is extremely high. For instance, in email spam filtering, a false positive means a legitimate email is blocked, making high precision critical.
Precision Media Coverage & Intelligence
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