CNN-Enabled Visibility Enhancement Framework for Vessel Detection under Haze Environment

Table 2

PSNR, SSIM, and FSIM comparisons (mean ± std) of various image enhancement methods on all test images shown in Figure 5. The best results are highlighted in bold.

Methods	PSNR	SSIM	FSIM
Hazy	13.17 ± 2.90	0.727 ± 0.138	0.830 ± 0.105
DCP	15.23 ± 2.93	0.789 ± 0.086	0.933 ± 0.022
GRM	18.96 ± 3.21	0.845 ± 0.070	0.912 ± 0.046
HL	19.46 ± 1.71	0.874 ± 0.042	0.937 ± 0.027
F-LDCP	20.58 ± 3.00	0.933 ± 0.032	0.972 ± 0.011
MSCNN	19.71 ± 5.19	0.890 ± 0.091	0.940 ± 0.055
AOD-net	18.70 ± 3.30	0.848 ± 0.113	0.889 ± 0.079
GCA-net	21.26 ± 1.38	0.899 ± 0.027	0.947 ± 0.012
Ours	25.80 ± 3.01	0.954 ± 0.014	0.982 ± 0.003