It becomes high only when both measures are high, which makes it useful when false positives and false negatives both matter. The class definition, threshold, and macro or micro averaging method must be reported.
F1 score is the harmonic mean of precision and recall for a chosen positive class or averaging scheme.
It becomes high only when both measures are high, which makes it useful when false positives and false negatives both matter. The class definition, threshold, and macro or micro averaging method must be reported.