Table 7 Ratio ablation experiments.

From: Small target detection in UAV view based on improved YOLOv8 algorithm

Ratio

P

R

mAP 50/%

mAP 50–95/%

0.5

0.556

0.425

45.1

27.4

0.7

0.544

0.426

44.3

27.0

1

0.564

0.424

45.2

27.2

1.15

0.553

0.435

45.2

27.3

1.25

0.546

0.439

45.4

27.8

1.4

0.554

0.440

45.7

27.8

1.5

0.545

0.433

44.9

27.5