Yuntao Zhang, Huiping Liu, Yiming Huang, Jia Yu. Underwater Image Enhancement Based on Image Segmentation and Color Adaptation Transformation for White Balance[J]. Laser & Optoelectronics Progress, 2023, 60(14): 1410003
- Laser & Optoelectronics Progress
- Vol. 60, Issue 14, 1410003 (2023)
Fig. 1. Flow chart of proposed algorithm
![Low illumination image processing. (a) Original image[7]; (b) negative image; (c) negative image after defogging; (d) enhancement result](/richHtml/lop/2023/60/14/1410003/img_02.jpg)
Fig. 2. Low illumination image processing. (a) Original image[7]; (b) negative image; (c) negative image after defogging; (d) enhancement result
Fig. 3. Contrast of white balance effect based on color adaptation transformation. (a) Original image; (b) white balance after square linear gain adjustment; (c) white balance effect after BFD transformation
Fig. 4. Flow chart of color adaptation and white balance effect
Fig. 5. Comparison of subjective evaluation
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Table 1. Comparison between linear stretching and BFD transformation
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Table 2. Angular error of different combinations of white balance algorithms
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Table 3. [in Chinese]
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Table 4. UIQM evaluation index
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Table 5. Angular error evaluation
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