Recall (Sensitivity)

What is Recall (Sensitivity)?

The ratio of correctly predicted positive observations to the all observations in actual class. It answers: 'Of all the actual positive instances, how many did the model find?'

Where did the term "Recall (Sensitivity)" come from?

Critical for medical diagnosis (avoiding missed cases).

How is "Recall (Sensitivity)" used today?

Used when the cost of missing a positive is high.

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