[2] [2] PAN P W, YUAN F, CHENG E. Underwater image de-sscattering and enhancing using dehazenet and HWD[J] Journal of Marine Ence and Technology, 2018, 26(4):531-540.

[3] [3] ANCUTI C, ANCUTI C O, HABER T, et al. Enhancing underwater images and videos by fusion［C］//IEEE Conference on Computer Vision & Pattern Recognition, June 16-21, 2012, Providence, RI, USA. New York: IEEE, 2012: 81-88.

[4] [4] CHIANG J Y, CHEN Y C. Underwater image enhance- ment by wavelength compensation and dehazing[J]. IEEE Transactions on Image Processing, 2012, 21(4):1756-1769.

[11] [11] ARRIAGA-GARICA E F, SANCHEZ-YANEZ R E, GARICA-HERNANDZ M G. Image enhancement using Bi-Histogram Equalization with adaptive sigmoid functions［C］// International Conference on Electronics. February 26-28,2014,Puebla, México.New York:IEEE, 2014:28-34.