Table 3.

Results of comparing YOLOv3, YOLOv4 and YOLOv5l algorithms for emergency landing spot detection.

Measure	YOLOv3	YOLOv4	YOLOv5l
Precision	0.73	0.69	0.707
Recall	0.41	0.57	0.611
F1 Score	0.53	0.63	0.655
mAP	0.46	0.607	0.633
PC Speed (FPS)	63.7	59	58.82
Jetson Speed (FPS)	7.5	6.8	5