Acta Optica Sinica, Volume. 38, Issue 6, 0610001(2018)
Enhancement Technique for Infrared Scene with Maritime Target
Figures & Tables(13)
Fig. 2. Enhancement of scene 1 using typical algorithms. (a) Double plateaus histogram equalization; (b) histogram double equalization; (c) UM; (d) Retinex
Fig. 4. Histogram of scene 1 and histogram of its gradient magnitude. (a) Scene 1; (b) histogram; (c) gradient magnitude; (d) histogram of gradient magnitude
Fig. 5. Enhanced results for scene 1 by each algorithm. (a) Original image; (b) algorithm of Ref. [2]; (c) algorithm of Ref. [3]; (d) algorithm of Ref. [16]; (e) Retinex algorithm; (f) proposed algorithm
Fig. 6. Enhanced results for scene 2 by each algorithm. (a) Original image; (b) algorithm of Ref. [2]; (c) algorithm of Ref. [3]; (d) algorithm of Ref. [16]; (e) Retinex algorithm; (f) proposed algorithm
Fig. 7. Enhanced results for scene 3 by each algorithm. (a) Original image; (b) algorithm of Ref. [2]; (c) algorithm of Ref. [3]; (d) algorithm of Ref. [16]; (e) Retinex algorithm; (f) proposed algorithm
Fig. 8. Enhanced results for scene 4 by each algorithm. (a) Original image; (b) algorithm of Ref. [2]; (c) algorithm of Ref. [3]; (d) algorithm of Ref. [16]; (e) Retinex algorithm; (f) proposed algorithm
Fig. 9. Enhanced results for scene 5 by each algorithm. (a) Original image; (b) algorithm of Ref. [2]; (c) algorithm of Ref. [3]; (d) algorithm of Ref. [16]; (e) Retinex algorithm; (f) proposed algorithm
Fig. 10. Enhanced results for scene 6 by each algorithm. (a) Original image; (b) algorithm of Ref. [2]; (c) algorithm of Ref. [3]; (d) algorithm of Ref. [16]; (e) Retinex algorithm; (f) proposed algorithm
Table 1. Comparison of standard derivation of each algorithm result
View tableTable 1. Comparison of standard derivation of each algorithm result
Algorithm Scene 1 Scene 2 Scene 3 Scene 4 Scene 5 Scene 6 Original image 18.24 11.28 16.95 29.65 36.35 10.44 Algorithm of Ref. [2] 38.33 33.21 37.45 43.72 36.87 14.58 Algorithm of Ref. [3] 74.00 68.58 67.87 69.97 79.99 61.80 Algorithm of Ref. [16] 36.80 26.95 36.50 31.79 26.33 24.87 Retinex algorithm 10.28 16.94 16.25 19.44 30.22 11.21 Proposed algorithm 12.36 9.85 10.57 24.61 12.69 21.21
Table 2. Comparison of target region’s EME of each algorithm result
View tableTable 2. Comparison of target region’s EME of each algorithm result
Algorithm Scene 1 Scene 2 Scene 3 Scene 4 Scene 5 Scene 6 Ⅰ Ⅱ Region Ⅰ Ⅱ Region Ⅰ Ⅱ Ⅰ Ⅱ Original image 1.88 0.76 0.90 0.81 0.93 1.55 1.10 0.41 3.39 3.69 Algorithm of Ref. [2] 3.74 1.00 1.11 1.22 1.42 2.84 1.71 0.39 3.42 3.65 Algorithm of Ref. [3] 3.27 1.03 1.40 2.51 2.69 5.55 38.85 1.11 6.59 5.56 Algorithm of Ref. [16] 1.41 0.77 1.14 1.05 1.06 1.74 1.91 0.73 5.77 6.09 Retinex algorithm 3.23 1.17 3.29 2.59 2.99 1.81 9.21 1.27 10.08 10.58 Proposed algorithm 1.76 1.07 2.49 2.31 2.58 5.30 1.86 2.23 6.58 7.85
Table 3. Comparison of target region’s entropy of each algorithm result
View tableTable 3. Comparison of target region’s entropy of each algorithm result
Algorithm Scene 1 Scene 2 Scene 3 Scene 4 Scene 5 Scene 6 Ⅰ Ⅱ Region Ⅰ Ⅱ Region Ⅰ Ⅱ Ⅰ Ⅱ Original image 4.28 3.84 4.30 4.96 5.44 5.82 3.67 5.45 5.07 5.94 Algorithm of Ref. [2] 4.28 3.73 4.16 4.89 5.33 5.73 3.61 5.40 5.05 5.89 Algorithm of Ref. [3] 3.74 2.84 3.00 4.25 4.30 4.92 3.12 4.29 4.15 4.09 Algorithm of Ref. [16] 3.64 3.97 4.19 4.33 4.88 5.16 4.77 6.00 6.18 6.63 Retinex algorithm 3.78 2.79 3.20 2.85 3.22 3.83 3.56 3.56 4.97 5.52 Proposed algorithm 3.07 3.20 4.88 4.71 5.48 6.38 4.60 5.75 6.17 7.06
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Chang Ding, Lili Dong, Wenhai Xu. Enhancement Technique for Infrared Scene with Maritime Target[J]. Acta Optica Sinica, 2018, 38(6): 0610001
Paper Information
Category: Image Processing
Received: Dec. 19, 2017
Accepted: --
Published Online: Jul. 9, 2018
The Author Email: Dong Lili (1147776326@qq.com)
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