Table 5 Complexity and real-time performance comparison of prevalent detectors before and after applying the proposed PSEM and SDWH.

From: Efficient underwater object detection based on feature enhancement and attention detection head

Detector

FLOPs (GFLOPs)

Params (M)

FPS

YOLOv8n

8.1

30.0

80

YOLOv8Plus

8.9

31.4

73

YOLOv5n

7.1

25.0

89

YOLOv5Plus

8.4

28.9

80

YOLOv6n

11.8

42.3

99

YOLOv6Plus

12.9

46.7

85