Table 5.

Comparison of detection results for different loss functions introduced by YOLOv8s. (The bold data in the table indicate the best results).

Metrics	Precision/%	Recall/%	mAP0.5/%	mAP0.5:0.95/%
CIoU	50.9	38.2	39.3	23.5
DIoU [35]	51.0	38.3	39.5	23.6
GIoU [47]	50.3	38.4	39.6	23.6
EIoU	49.1	38.0	38.7	23.4
SIoU	51.5	38.5	39.4	23.4
WIoU v1	50.1	38.5	39.3	23.3
WIoU v2	50.6	38.4	39.3	23.2
WIoU v3	51.3	38.6	40.0	23.6