Glossary: Computer Vision Beyond the Basics

mAP

Also written: mean average precision, mAP@0.5, mAP50, mAP@[.5:.95], mAP50-95, mAP@0.75, box mAP, mAR

Mean average precision: AP averaged over classes. mAP@0.5 matches boxes at IoU 0.5, and COCO's main score mAP@[.5:.95] also averages over ten IoU thresholds up to 0.95, rewarding tight boxes.