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Table 2 Quantitative comparison of proposed algorithm with existing state-of-the-art algorithms

From: Segmentation-based image defogging using modified dark channel prior

Quality metricsTarel [42]He [11]DEFADE [33]Zahid [24]Proposed IProposed II
Image 1
SSIM0.81930.81520.91240.77590.95890.9584
PSNR16.700214.574819.747915.614825.225224.5213
MSE0.02140.03490.01060.02740.00300.0064
NIQE3.581254.50492.55493.26502.77892.7722
BRISQUE13.38628.152810.648630.085617.119115.01
DFD2.242772.30371.059682.44190.89680.5426
DHQI46.061541.744440.470336.048243.532946.2837
FR-IQA0.83800.84340.68430.89170.87240.9113
Image 2
SSIM0.86230.86420.85410.80870.90330.9231
PSNR15.823017.227913.639817.464222.135221.9253
MSE0.02620.01890.04330.01790.00610.0060
NIQE4.00893.95582.69413.32732.66612.7847
BRISQUE23.836613.8656.476718.94996.16459.766
DFD2.03591.59370.58470.54380.43630.9021
DHQI42.484735.450541.537132.469939.261145.7648
FR-IQA0.54470.90050.78010.56040.69900.6605
Image 3
SSIM0.83670.81300.72890.72710.89490.927
PSNR16.850416.266815.655914.933521.725422.5421
MSE0.02090.02360.02720.03210.00670.0056
NIQE2.19095.65492.46063.18422.70012.6414
BIQE21.900024.392221.453923.16859.710816.4404
DFD2.01641.57030.51710.46190.81220.3352
DHQI44.548435.425633.674234.062041.511944.8758
FR-IQA0.52670.63220.62750.80240.80520.8347
Image 4
SSIM0.76050.80330.80950.75090.92940.9294
PSNR17.899515.263220.010715.120823.259923.2599
MSE0.01620.02980.01000.03080.00470.0047
NIQE1.67904.08952.04012.41702.06712.0671
BIQE26.234118.983217.701324.26832.32962.3296
DFD2.25792.56540.57140.53790.71760.3417
DHQI44.997438.023641.292132.580446.103946.0652
FR-IQA0.66740.63600.70390.86280.86400.8568
Average of 100 Images
SSIM0.77120.82290.82440.74120.86070.8823
PSNR15.074718.287718.346616.937621.201921.2011
MSE0.033520.019260.024110.022540.009640.00865
NIQE3.36594.57582.56453.48702.23032.6650
BIQE26.782020.509619.700320.498717.748915.5156
DFD0.81960.053510.19820.47540.066320.0250
DHQI48.039149.380757.206252.624460.205757.8661
FR-IQA0.56440.69020.77010.74710.84500.8596