一种车载摄录图像的双模式雾气消散系统 
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A Dual-Mode Defogging System for Vehicle Recorded Images
1 中国科学院安徽光学精密机械研究所大气光学中心, 安徽 合肥 230031
2 中国科学技术大学, 安徽 合肥 230026
3 脉冲功率激光技术国家重点实验室, 安徽 合肥 230031
图 & 表
图 1. 物理去雾设备的结构示意图。(a)外部结构;(b)内部结构;(c)通风槽结构;(d)图(a)中A处放大结构
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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图 2. 车载夜景图像的去雾清晰化效果。(a)原始图像;(b)文献[
9]算法的效果;(c)文献[
13]算法的效果;(d)本文算法的效果
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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表 1不同去雾算法的客观评价
Table1. Objective evaluation of different defogging algorithms
| 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 |
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王振东, 罗杰, 梅康, 管雯璐, 安晏阳, 靖旭, 张巳龙, 秦来安, 陈修涛, 王浩, 侯再红. 一种车载摄录图像的双模式雾气消散系统[J]. 激光与光电子学进展, 2020, 57(6): 061014. 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.
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