A Dual-Mode Defogging System for Vehicle Recorded Images

Zhendong Wang; Jie Luo; Kang Mei; Wenlu Guan; Yanyang An; Xu Jing; Silong Zhang; Laian Tai; Xiutao Chen; Hao Wang; Zaihong Hou

doi:10.3788/LOP57.061014

Journals >Laser & Optoelectronics Progress >Volume 57 >Issue 6 >Page 061014 > Article

Laser & Optoelectronics Progress
Vol. 57, Issue 6, 061014 (2020)

A Dual-Mode Defogging System for Vehicle Recorded Images

Zhendong Wang^1、2, Jie Luo^1、2, Kang Mei^1、2, Wenlu Guan^1、2, Yanyang An^1、2, Xu Jing^1、*, Silong Zhang¹, Laian Tai¹, Xiutao Chen¹, Hao Wang¹, and Zaihong Hou^1、3

Author Affiliations

¹Center for Atmospheric Optics, Anhui Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Hefei, Anhui 230031, China

²University of Science and Technology of China, Hefei, Anhui 230026, China

³State Key Laboratory of Pulsed Power Laser Technology, Hefei, Anhui 230031, China

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DOI: 10.3788/LOP57.061014 Cite this Article Set citation alerts

Zhendong Wang, Jie Luo, Kang Mei, Wenlu Guan, Yanyang An, Xu Jing, Silong Zhang, Laian Tai, Xiutao Chen, Hao Wang, Zaihong Hou. A Dual-Mode Defogging System for Vehicle Recorded Images[J]. Laser & Optoelectronics Progress, 2020, 57(6): 061014 Copy Citation Text

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Schematic diagram of physical demisting equipment. (a) External structure; (b) internal structure; (c) structure of ventilation groove; (d) enlarged structure at A in Fig. (a)

Fig. 1. Schematic diagram of physical demisting equipment. (a) External structure; (b) internal structure; (c) structure of ventilation groove; (d) enlarged structure at A in Fig. (a)

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Defogging and sharpening effect of vehicle night scene image. (a) Original image; (b) effect of algorithm in literature[9]; (c) effect of algorithm in literature[13]; (d) effect of our algorithm

Fig. 2. Defogging and sharpening effect of vehicle night scene image. (a) Original image; (b) effect of algorithm in literature[9]; (c) effect of algorithm in literature[13]; (d) effect of our algorithm

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Image defoggingtechnical parameter		Image graystandard deviation	Image averagegradient	Image informationentropy
Image of thefirst line in Fig.2	Algorithm of literature [9]	29.3569	2.3417	5.2314
	Algorithm of literature [13]	28.9989	2.8186	5.2986
	Algorithm of our article	46.9707	5.8759	7.3424
Image of thesecond line in Fig.2	Algorithm of literature [9]	24.2857	1.9938	4.6159
	Algorithm of literature [13]	24.3165	2.4694	4.7157
	Algorithm of our article	45.0982	6.7571	7.2850
Image of thethird line in Fig.2	Algorithm of literature [9]	58.4933	6.7421	4.2022
	Algorithm of literature [13]	58.8711	6.7654	5.3307
	Algorithm of our article	63.5011	7.6784	5.3867

Table 1. Objective evaluation of different defogging algorithms

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