Laser & Optoelectronics Progress, Volume. 58, Issue 4, 0410017(2021)
Low Illumination Image Processing Based on Adaptive Threshold and Local Tone Mapping
Figures & Tables(7)
![Results after processing by different algorithms. (a) Original images; (b) MSR algorithm; (c) GLOW algorithm; (d) Ref. [11]; (e) proposed algorithm](/Images/icon/loading.gif){kind=icon}
Fig. 4. Results after processing by different algorithms. (a) Original images; (b) MSR algorithm; (c) GLOW algorithm; (d) Ref. [11]; (e) proposed algorithm
Fig. 5. Local enlarged images after processing by different algorithms. (a) Original images; (b) MSR algorithm; (c) GLOW algorithm; (d) Ref. [11]; (e) proposed algorithm
Fig. 6. Evaluation statistical curves of different indexes. (a) PSNR; (b) FSIM; (c) Lave; (d) H
Table 1. Objective evaluation results of different algorithms for different images
View tableTable 1. Objective evaluation results of different algorithms for different images
Image Index MSR GLOW Ref. [11] Proposed algorithm 1 PSNR /dB 21.4962 21.8454 22.3981 27.5023 FSIM 0.8675 0.7236 0.7103 0.8861 Lave /(cd·m-2) 175.4940 109.9548 105.4461 112.6073 H /bit 7.7613 7.8546 7.9542 8.0365 2 PSNR /dB 27.2697 28.0264 28.7148 30.0109 FSIM 0.7720 0.7538 0.7505 0.8974 Lave /(cd·m-2) 160.3239 105.9814 103.5840 103.9541 H /bit 7.0844 7.1022 7.1549 7.6950 3 PSNR /dB 25.2992 25.6418 29.7791 33.8536 FSIM 0.8366 0.8019 0.8227 0.9152 Lave /(cd·m-2) 166.5690 120.4608 115.3352 110.5210 H /bit 6.9632 7.2569 7.4351 7.8852
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Hongyan Cao, Changming Liu, Xiaolin Shen, Dawei Li, Yan Chen. Low Illumination Image Processing Based on Adaptive Threshold and Local Tone Mapping[J]. Laser & Optoelectronics Progress, 2021, 58(4): 0410017
Paper Information
Category: Image Processing
Received: Jul. 6, 2020
Accepted: Aug. 6, 2020
Published Online: Feb. 25, 2021
The Author Email: Liu Changming (3104096911@qq.com)
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