Optics and Precision Engineering, Volume. 32, Issue 7, 1059(2024)
Underwater image restoration method combining color compensation and dual background light fusion
Figures & Tables(16)
Fig. 1. Flow chart of underwater restoration algorithm combining color compensation and dual background light fusion
Fig. 2. Comparison of effects of estimating background color before and after color compensation using different algorithms
Fig. 3. Two candidate background lights and fused background lights
Fig. 4. Comparison of processed images with transmission enhancement before and after optimization
Table 1. CIEDE2000 comparison of different methods on Color-Check7 dataset
View tableView in ArticleTable 1. CIEDE2000 comparison of different methods on Color-Check7 dataset
方 法 D10 Z33 T6000 T8000 TS1 W60 W80 Avg UDCP 24.407 25.075 22.401 30.886 24.644 22.533 27.934 25.412 Fusion 22.699 18.947 18.596 19.517 19.342 21.303 24.544 20.707 GDCP 25.489 24.125 22.780 22.906 21.141 23.036 30.847 24.332 DRDCP 22.972 23.599 25.039 19.925 22.148 22.858 19.127 22.238 FUnIE-GAN 23.990 21.212 20.294 27.015 28.295 22.416 24.527 23.964 Shallow-uwnet 21.258 18.857 18.787 27.448 27.622 20.706 25.059 22.819 MLLE 22.249 26.136 27.543 19.048 18.000 22.729 21.578 22.469 Uiess 21.111 21.309 18.880 23.545 21.461 19.367 19.633 20.758 Ours 20.772 18.257 19.556 18.380 17.010 22.343 20.793 19.587
Table 2. Quantitative comparison of different methods on UCCS and UIQS datasets
View tableView in ArticleTable 2. Quantitative comparison of different methods on UCCS and UIQS datasets
方 法 UCCS数据集 UIQS数据集 UCIQE FDUM IE NIQE CCF UCIQE FDUM IE NIQE CCF UDCP 0.524 0.409 6.639 3.890 28.386 0.503 0.348 6.718 3.819 25.951 Fusion 0.540 0.344 7.612 3.581 22.802 0.544 0.350 7.558 3.504 22.810 GDCP 0.549 0.490 7.070 3.748 27.128 0.544 0.460 7.093 3.680 23.637 DRDCP 0.520 0.497 7.177 3.709 26.184 0.528 0.488 7.296 3.620 25.120 FUnIE-GAN 0.490 0.350 7.055 3.260 17.581 0.501 0.361 7.074 3.187 18.604 Shallow-uwnet 0.412 0.189 6.403 4.328 12.128 0.433 0.209 6.525 4.259 13.491 MLLE 0.575 0.560 7.735 3.733 41.549 0.579 0.581 7.702 3.587 44.773 Uiess 0.526 0.339 7.252 3.992 18.798 0.531 0.348 7.236 4.004 19.033 Ours 0.633 0.632 7.616 3.521 41.930 0.628 0.601 7.628 3.464 37.382
Table 3. Quantitative comparison of different methods on UIEB and three datasets
View tableView in ArticleTable 3. Quantitative comparison of different methods on UIEB and three datasets
方 法 UIEB数据集 三个数据集均值 UCIQE FDUM IE NIQE CCF SSIM PSNR UCIQE FDUM IE NIQE CCF UDCP 0.615 0.643 7.010 2.883 47.874 0.649 14.836 0.547 0.467 6.789 3.531 34.070 Fusion 0.595 0.554 7.446 2.756 25.088 0.806 18.135 0.560 0.416 7.539 3.280 23.567 GDCP 0.611 0.698 7.331 2.847 41.207 0.640 13.813 0.568 0.549 7.165 3.425 30.657 DRDCP 0.574 0.636 7.469 2.845 40.923 0.725 16.890 0.541 0.540 7.314 3.391 30.742 FUnIE-GAN 0.565 0.506 7.154 3.217 21.452 0.659 17.540 0.519 0.406 7.094 3.221 19.212 Shallow-uwnet 0.523 0.352 6.900 3.855 19.674 0.621 16.830 0.456 0.250 6.609 4.147 15.098 MLLE 0.613 0.800 7.560 3.251 61.499 0.688 15.914 0.589 0.647 7.666 3.524 49.274 Uiess 0.595 0.508 7.307 4.098 23.305 0.673 17.647 0.551 0.398 7.265 4.031 20.379 Ours 0.654 0.795 7.497 2.754 50.797 0.844 19.532 0.638 0.676 7.580 3.246 43.370
Table 4. Running time of different methods
View tableView in ArticleTable 4. Running time of different methods
方 法 时 间 UDCP 0.781 Fusion 1.481 GDCP 0.502 DRDCP 0.438 FUnIE-GAN 0.482 Shallow-uwnet 0.116 MLLE 0.106 Uiess 0.623 Ours 0.427
Table 5. Objective evaluation indexes of ablation experiment
View tableView in ArticleTable 5. Objective evaluation indexes of ablation experiment
方 法 UCIQE FDUM IE NIQE CCF SSIM PSNR 原 图 0.454 0.333 6.986 2.724 18.445 0.387 14.377 无色彩补偿模块 0.526 0.423 7.264 2.373 27.319 0.553 14.807 无背景光融合 0.616 0.635 7.694 2.397 39.964 0.696 18.200 无透射率优化 0.625 0.610 7.708 2.399 36.336 0.785 19.451 所提算法 0.632 0.641 7.735 2.330 41.242 0.788 19.026
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Sen LIN, Ziyue ZHA. Underwater image restoration method combining color compensation and dual background light fusion[J]. Optics and Precision Engineering, 2024, 32(7): 1059
Paper Information
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Received: Aug. 31, 2023
Accepted: --
Published Online: May. 28, 2024
The Author Email: ZHA Ziyue (2238467682@qq.com)
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