Saliency-Based Diver Target Detection and Localization Method

Table 1

Four types of diver sonar images.

Type	Reference	Description	Sample size
I	Figures 1(a) and 1(b)	Diver with different posture in the image is relatively clear.	54
II	Figures 1(c) and 1(d)	Diver with different motion direction in the image is not clear enough.	33
III	Figure 1(e)	There is only highlight region, and the highlight region is blurred.	23
IV	Figure 1(f)	There is only background, no target.	28