Opto-Electronic Engineering, Volume. 52, Issue 2, 240226-1(2025)
Color correction of electrowetting electronic paper based on color space transformation
Figures & Tables(13)
Fig. 3. Reflection principle of Retinex algorithm on electrowetting display
Fig. 5. Color chart shooting environment diagram and actual environment
Fig. 6. Compares the image effects before and after processing by different algorithms. (a) Original RGB image; (b) MEMBHE algorithm; (c) MMBEBHE algorithm; (d) FHRPHS algorithm; (e) Ours
Fig. 7. Comparison of image effects before and after different ablation experiments. (a) RGB original image; (b) Directly mapped CMY image; (c) V-channel processed image only; (d) S-channel processed image only; (e) Ours
Fig. 9. Comparison of the display effect on the color electrowetting display. (a) Original image; (b) Image processed by the proposed algorithm; (c) Local magnification of the original image; (d) Local magnification of the processed image
Table 1. Z-scores for different display renderings
View tableView in ArticleTable 1. Z-scores for different display renderings
Images Z-scores Before After Image 1 −0.53 0.53 Image 2 −0.72 0.72 Image 3 −1.74 1.74 Image 4 −0.84 0.84 Image 5 −0.36 0.36 Image 6 −0.51 0.51
Table 2.
test results of visual information from different images View tableView in ArticleTable 2.
test results of visual information from different images test results Image 1 Image 2 Image 3 Image 4 Image 5 Image 6 HB 1.1579 0.7869 0.0382 0.9542 0.1428 0.6567 MB 0.1891 0.0429 0.3323 0.2242 0.5980 0.1663 LB 1.1647 1.0190 0.0554 0.5877 1.1517 0.1792 HS 1.1486 1.1208 0.1166 0.5347 0.4085 0.3090 MS 0.5825 0.8145 0.9881 0.7756 0.7023 1.0089 LS 0.9603 0.9093 0.8338 0.8512 0.2686 0.3051 HC 0.1703 0.8918 0.3805 0.9056 0.9015 0.9771 MC 0.5061 0.4707 1.1403 0.3312 0.3061 0.2922 LC 1.0989 0.7866 0.0413 0.8156 0.6071 1.1151 OR 0.9506 0.2054 0.5265 0.7861 0.8389 0.4200 PR 1.1514 0.8473 0.4579 0.1951 1.0691 0.2359
Table 3. H, CE, PSNR, SSIM, FSIM, and FSIMc values of images processed by different algorithms
View tableView in ArticleTable 3. H, CE, PSNR, SSIM, FSIM, and FSIMc values of images processed by different algorithms
Algorithm H CE PSNR SSIM FSIM FSIMc Original 1.7981 —— —— —— —— —— MEMBHE 1.9607 12.2554 60.1529 0.4997 0.7908 0.7896 MMBEBHE 1.9004 16.9650 59.9130 0.4867 0.7903 0.7890 FHRPHS 2.3987 0.7000 59.2433 0.7559 0.7055 0.7027 Ours 2.4978 0.1161 70.5047 0.8378 0.8409 0.8400
Table 4. Comparison of system resource consumption
View tableView in ArticleTable 4. Comparison of system resource consumption
LUT LUTRAM FF BRAM DSP BUFG Software to HLS 208650 12787 129549 43 77 1 Hardware 57252 11442 43729 32 19 2
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Wenjie Mao, Shanling Lin, Jianpu Lin, Ting Mei, Tingyu Wang, Bipeng Cai, Jianhao Zhang, Zhixian Lin. Color correction of electrowetting electronic paper based on color space transformation[J]. Opto-Electronic Engineering, 2025, 52(2): 240226-1
Paper Information
Category: Article
Received: Sep. 24, 2024
Accepted: Jan. 6, 2025
Published Online: Apr. 27, 2025
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