Chinese Journal of Liquid Crystals and Displays, Volume. 40, Issue 3, 481(2025)
Variable attention low illumination underwater image enhancement based on Retinex
Figures & Tables(11)
Fig. 2. LDAT structure diagram. （a） Luminance-guided deformable attention transformer； （b） Luminance-guided deformable multi-head self-attention.
Table 1. Reference quantitative comparison
View tableView in ArticleTable 1. Reference quantitative comparison
Models PSNR↑ SSIM↑ UCIQE↑ UIQM↑ L2UWE 12.651 5 0.647 5 0.587 1 2.834 0 EnlightenGAN 15.253 2 0.620 9 0.532 1 3.103 1 Enlighten-anything 16.774 9 0.740 8 0.592 8 2.736 6 HWM-Net 20.382 0 0.832 2 0.587 7 3.184 6 LDS-Net 18.115 9 0.797 5 0.570 4 3.205 4 Water-Net 21.187 6 0.832 6 0.601 1 3.193 4 Ucolor 19.063 2 0.828 1 0.594 5 3.166 9 STSC 18.274 0 0.664 1 0.591 3 3.103 5 Ours 22.781 8 0.882 1 0.614 6 3.365 9
Table 2. No reference quantitative comparison
View tableView in ArticleTable 2. No reference quantitative comparison
Models LUIE OceanDark UCIQE↑ UIQM↑ UCIQE↑ UIQM↑ L2UWE 0.586 5 2.218 8 0.559 9 2.917 3 EnlightenGAN 0.537 8 2.338 0 0.526 5 2.877 2 Enlighten-anything 0.536 4 1.861 3 0.528 7 2.804 9 HWM-Net 0.586 6 2.477 4 0.567 9 2.728 8 LDS-Net 0.569 7 2.547 2 0.541 6 3.159 8 Water-Net 0.597 0 2.450 3 0.562 4 2.982 9 Ucolor 0.591 4 2.334 2 0.588 5 2.452 2 STSC 0.572 1 2.489 6 0.559 8 2.840 4 Ours 0.621 0 2.747 4 0.613 4 3.153 1
Table 3. Module ablation experiment results
View tableView in ArticleTable 3. Module ablation experiment results
LDAT SDFF MTM PSNR SSIM - - - 20.310 3 0.791 6 √ - - 21.864 9 0.863 2 - √ - 21.193 0 0.832 4 - - √ 20.960 3 0.817 5 √ √ - 22.458 5 0.876 8 √ - √ 22.015 5 0.862 1 - √ √ 21.667 0 0.841 3 √ √ √ 22.781 8 0.882 1
Table 4. LD-MSA module ablation experiment results
View tableView in ArticleTable 4. LD-MSA module ablation experiment results
LF Offset Pos.Emb PSNR SSIM - - - 21.667 0 0.841 3 √ - - 22.196 3 0.859 7 √ √ - 22.511 6 0.869 2 √ √ 1D-PE 22.517 3 0.869 9 √ √ 2D-PE 22.524 8 0.871 2 √ √ RPE 22.781 8 0.882 1
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Yang TAO, Jiting GONG, Liqun ZHOU. Variable attention low illumination underwater image enhancement based on Retinex[J]. Chinese Journal of Liquid Crystals and Displays, 2025, 40(3): 481
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Received: Jun. 6, 2024
Accepted: --
Published Online: Apr. 27, 2025
The Author Email: Jiting GONG (916043383@qq.com)
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