Journal of Applied Optics, Volume. 45, Issue 4, 819(2024)
Low-level-light image enhancement method based on Retinex theory by improving dual components
Figures & Tables(14)
Fig. 1. Example of Retinex model method based on two component enhancement
Fig. 4. Effect of multi-scale detail enhancement of reflection component
Fig. 6. Comparison of different low-level-light enhancement methods
Fig. 7. Comparison of enhancement results of 35 images dataset images
Fig. 8. Comparison of enhancement results of 200 Darkface dataset images
Fig. 10. Enhancement effect of low-level-light images captured by cameras
Table 1. NIQE comparison between Figure 7~Figure 9
View tableView in ArticleTable 1. NIQE comparison between Figure 7~Figure 9
图像 HE CALHE SSR MSRCR Dong LIME CRM 本文方法 图7 3.795 3.353 4.401 3.615 3.229 3.168 3.463 3.341 图8 2.712 2.809 3.887 3.566 2.348 3.050 2.686 2.151 图9 3.742 3.632 4.281 3.738 3.513 3.845 3.563 3.425
Table 2. Average NIQE of 35 images and 200 Darkface dataset images
View tableView in ArticleTable 2. Average NIQE of 35 images and 200 Darkface dataset images
数据集 HE CALHE SSR MSRCR Dong LIME CRM 本文方法 35 images 3.859 3.616 3.851 3.453 3.237 3.254 3.351 3.141 200 Darkface 2.703 2.657 3.795 3.435 2.784 2.909 2.631 2.362
Table 3. Quantitative comparison of LOL dataset in PSNR and SSIM
View tableView in ArticleTable 3. Quantitative comparison of LOL dataset in PSNR and SSIM
指标 HE CALHE SSR MSRCR Dong LIME CRM 本文方法 PSNR 12.301 14.246 15.641 15.725 16.317 16.599 16.574 17.741 SSIM 0.448 0.594 0.662 0.682 0.697 0.664 0.659 0.765
Table 4. Comparison of calculation time for different low-level-light image enhancement methods
s View tableView in ArticleTable 4. Comparison of calculation time for different low-level-light image enhancement methods
s 指标 HE CALHE SSR MSRCR Dong LIME CRM 本文方法 PNSR 1.21 2.78 1.48 2.07 1.56 4.73 3.41 2.56
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Huateng CHEN, Lei LIU, Yunsheng QIAN, Weitao DENG, Feng SHI. Low-level-light image enhancement method based on Retinex theory by improving dual components[J]. Journal of Applied Optics, 2024, 45(4): 819
Paper Information
Category: Research Articles
Received: Jun. 21, 2023
Accepted: --
Published Online: Oct. 21, 2024
The Author Email: Lei LIU (刘磊)
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