Restoration and Enhancement of Underwater Images Based on Bright Channel Prior

Table 1

The canny edge point amount of different algorithms.

Algorithm
Image	Original image	[5]	[9]	[16]	[10]	[11]	Proposed
Wreck	32343	28051	36899	32225	34694	34137	40889
Coral	66231	63767	63501	56837	64976	70381	72531
Fish	19928	18625	21267	19800	20160	20235	20062
Diver	9232	9592	10685	11781	9718	8709	9396