F1 Score — Glossary
F1 Score
Metricf1_score
Definition
Harmonic mean of precision and recall — a balanced accuracy measure robust to class imbalance. Weighted F1 averages per-class scores by support.
Examples
f1_weighted = 0.87.
f1_score
Harmonic mean of precision and recall — a balanced accuracy measure robust to class imbalance. Weighted F1 averages per-class scores by support.
f1_weighted = 0.87.