F1 Score
F1 score
The F1 Score is the harmonic mean of Precision and Recall.
Other learning contexts (1)
In context
F1=2TP/(2TP+FP+FN). It summarizes both aspects, but does not directly reflect TN or differences in harm by event.
Example
For TP=8, FP=12, and FN=2, 16/30≈0.533. Distinguish a score range of 0–1 from percentages.
Key distinction
Display the summary together with the original Precision and Recall values.
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