Laser & Optoelectronics Progress, Volume. 56, Issue 3, 031102(2019)
A Stitched Image Quality Assessment Method for Color Correction
Figures & Tables(14)
Fig. 1. Original stitched image sequence. (a) Scene 1; (b) scene 2; (c) scene 6; (d) scene 4; (e) scene 8; (f) scene 3; (g) scene 9; (h) scene 5; (i) scene 7; (j) scene 10
Fig. 3. Stitched results of scene 2 in case of color difference 1. (a) Left image; (b) right image; (c) Alg#1; (d) Alg#2; (e) Alg#3; (f) Alg#4; (g) Alg#5; (h) Alg#6; (i) Alg#7; (j) standard image
Table 1. Colorcorrection algorithms
View tableTable 1. Colorcorrection algorithms
Serial number Algorithm Reference Alg#1 Brightness function Method in Ref. [11] Alg#2 Brightness and contrast functions Method in Ref. [12] Alg#3 Cumulative histogram mapping Method in Ref. [13] Alg#4 Different color emotion transfer function Method in Ref. [14] Alg#5 Single color emotion transfer function Method in Ref. [14] Alg#6 Global color transfer Method in Ref. [15] Alg#7 Global color transfer in correlated color space Method in Ref. [16]
Table 2. Color difference parameters
View tableTable 2. Color difference parameters
Number of image Brightness Contrast Saturation 01-20 -99 0 50 21-40 -50 20 -50 41-60 0 -60 50 61-80 50 0 100 81-100 -30 -30 -40
Table 3. PLCC and SROCC values of the proposed method
View tableTable 3. PLCC and SROCC values of the proposed method
Metric PLCC SROCC SRRR 0.5547 0.6076 FSIMc 0.4361 0.4633 ΔSIFT 0.1271 0.125 VSI 0.1677 0.2595 CSQIA 0.6676 0.6508
Table 4. CSIQA scores of 10 scenes processed by different color correction algorithms under color differences condition 2
View tableTable 4. CSIQA scores of 10 scenes processed by different color correction algorithms under color differences condition 2
Scene Alg#1 Alg#2 Alg#3 Alg#4 Alg#5 Alg#6 Alg#7 Alg#8 Scene 1 0.8084 0.8093 0.5909 0.7839Δ 0.7934 0.8151* 0.7913 0.8066 Scene 2 0.7779 0.7460 0.7157 0.5409 0.5047 0.8047 0.9165* 0.7854 Scene 3 0.7176 0.7974 0.8178Δ 0.2293 0.7211 0.9953 0.9833Δ 0.8333 Scene 4 0.8262 0.8353 0.4152 0.5431 0.3020 0.7290 0.7290 0.8006 Scene 5 0.8315* 0.6520 0.5833 0.3972 0.4801 0.7837 0.7325 0.7417 Scene 6 0.7429 0.7778 0.8017 0.5973 0.6688 0.7801 0.8248* 0.7183 Scene 7 0.8569 0.8220 0.5883 0.6379 0.8185Δ 0.8531 0.7945 0.8304 Scene 8 0.7087 0.7000 0.7376 0.6963 0.7294 0.8630* 0.5571 0.7155 Scene 9 0.7132 0.7300 0.3512 0.5880 0.6357 0.7704 0.7938* 0.7635 Scene 10 0.6955 0.7824* 0.5332 0.7610 0.7542 0.7551 0.4506 0.7706
Table 5. CSIQA differences between different color correction algorithms and benchmark algorithmsin different scenes
View tableTable 5. CSIQA differences between different color correction algorithms and benchmark algorithmsin different scenes
Scene Alg#1 Alg#2 Alg#3 Alg#4 Alg#5 Alg#6 Alg#7 Alg#8 Scene 1 0.0018 0.0027 -0.2157 -0.0228 -0.0132 0.0084 -0.0153 0.0000 Scene 2 -0.0075 -0.0394 -0.0696 -0.2445 -0.2807 0.0193 0.1311 0.0000 Scene 3 -0.1157 -0.0359 -0.0155 -0.6039 -0.1122 0.1620 0.1500 0.0000 Scene 4 0.0256 0.0347 -0.3854 -0.2575 -0.4986 -0.0716 -0.0716 0.0000 Scene 5 0.0898 -0.0897 -0.1584 -0.3445 -0.2616 0.0420 -0.0092 0.0000 Scene 6 0.0247 0.0595 0.0835 -0.1209 -0.0495 0.0619 0.1066 0.0000 Scene 7 0.0265 -0.0084 -0.2422 -0.1925 -0.0119 0.0227 -0.0360 0.0000 Scene 8 -0.0068 -0.0156 0.0221 -0.0192 0.0139 0.1475 -0.1585 0.0000 Scene 9 -0.0503 -0.0335 -0.4123 -0.1755 -0.1278 0.0069 0.0303 0.0000 Scene 10 -0.0751 0.0118 -0.2374 -0.0096 -0.0164 -0.0155 -0.3200 0.0000
Table 6. CSIQA values with different color differences in same scene
View tableTable 6. CSIQA values with different color differences in same scene
Color difference Alg#1 Alg#2 Alg#3 Alg#4 Alg#5 Alg#6 Alg#7 Alg#8 Color difference 1 0.4551 0.6052 0.7047 0.4082 0.4276 0.9129 0.9481 0.5635 Color difference 2 0.7779 0.7460 0.7157 0.5409 0.5047 0.8047 0.9165 0.7854 Color difference 3 0.2942 0.4081 0.7084 0.2924 0.4494 0.6628 0.6890 0.5286 Color difference 4 0.3380 0.4059 0.6979 0.4148 0.4062 0.7912 0.8587 0.8304 Color difference 5 0.4914 0.6541 0.7082 0.6226 0.6808 0.9061 0.8600 0.7213
Table 7. CSIQA differences under different color differences
View tableTable 7. CSIQA differences under different color differences
Color difference Alg#1 Alg#2 Alg#3 Alg#4 Alg#5 Alg#6 Alg#7 Alg#8 Color difference 1 -0.1084 0.0417 0.1412 -0.1553 -0.1359 0.3494 0.3846 0.0000 Color difference 2 -0.0075 -0.0394 -0.0696 -0.2445 -0.2807 0.0193 0.1311 0.0000 Color difference 3 -0.2344 -0.1205 0.1798 -0.2362 -0.0793 0.1341 0.1604 0.0000 Color difference 4 -0.4924 -0.4245 -0.1325 -0.4156 -0.4243 -0.0392 0.0283 0.0000 Color difference 5 -0.2299 -0.0672 -0.0131 -0.0987 -0.0405 0.1847 0.1387 0.0000
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Meiling Qi, Feng Shao. A Stitched Image Quality Assessment Method for Color Correction[J]. Laser & Optoelectronics Progress, 2019, 56(3): 031102
Paper Information
Category: Imaging Systems
Received: Jul. 27, 2018
Accepted: Aug. 28, 2018
Published Online: Jul. 31, 2019
The Author Email: Feng Shao (shaofeng@nbu.edu.cn)
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