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电子学报  2013 

基于暗原色先验模型的Retinex算法

DOI: 10.3969/j.issn.0372-2112.2013.06.022, PP. 1188-1192

Keywords: 雾天图像增强,Retinex算法,暗原色先验模型,HE算法,MSR算法

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Abstract:

现有雾天图像增强的Retinex算法采用固定滤波器,无法适应多种景深和雾化程度的情况.对此,本文提出一种基于暗原色先验模型的Retinex算法.暗原色先验模型反映了雾天图像中雾的分布与景深信息.受此启发,根据局部区域暗原色值设计一种尺度可变滤波器,针对不同景深和雾化区域采用不同尺度的滤波器估算雾天图像的照度分量,实现对雾天图像的增强.分别使用主观观察和客观数据分析方法,将本文算法与HE算法、固定尺度MSR算法进行对比,本文算法在细节增强以及图像整体效果上均优于HE算法和固定尺度MSR算法.

References

[1]  GONZAEL R C.Digital Image Processing[M](2nd ed).Beijing:Publishing House of Electronics Iudustry,2003.460-521.
[2]  陈桂友,孙同景,雷印胜.一种基于自适应滤波的指纹图像增强算法[J].电子测量与仪器学报,2006,20(6):76-80. Chen G Y,Sun T J,Lei Y S.Fingerprint image enhancement based on adaptive filter[J].Journal of Electronic Measurement and Instrument,2006,20(6):76-80.(in Chinese)
[3]  王健,陈启美,章德.CMOS图像实时增强预处理研究及实现[J].仪器仪表学报,2007,28(1):48-52. Wang J,Chen Q M,Zhang D.Study on real-time image enhancement pre-processing for CMOS sensor[J].Chinese Journal of Scientific Instrument,2007,28(1):48-52.(in Chinese)
[4]  芮义斌,李鹏,孙锦涛.一种图像去薄雾方法[J].计算机应用,2006,26(1):154-156. Rui Yibin,Li Peng,Sun Jintao.Method of removing fog effect from images[J].Journal of Computer Applications,2006,26(1):154-156.(in Chinese)
[5]  陈雾.基于Retinex理论的图像增强算法研究[D].南京:南京理工大学,2006. Chen Wu.Image Enhancement Based on Retinex Theory[D].Nanjing:Nanjing University of Science and Technology,2006.(in Chinese)
[6]  Jobson D J,Rahman Z,Woodell G A.Properties and performance of a center/surround Retinex[J].IEEE Transactions on Image Processing,1997,6(3):451-462.
[7]  Rahman Z,Jobson D J,Woodell G A,Hines G D.Image enhancement,image quality,and noise[A].Proceedings of the Photonic Devices and Algorithms for Computing VII[C].San Diego:SPIE,2005.164-178.
[8]  Rahman Z,Jobson D J,Woodell G A.Multi-scale retinex for color image enhancement[A].Proceedings of the International Conference on Image Processing.Lausanne[C].Switzerland:IEEE Press,1996.1003-1006.
[9]  王大雷.雾天图像增强技术的分析与研究[D].南京:南京理工大学,2007. Wang Dalei.Analyze and Research on Foggy Image Enhancement[D].Nanjing:Nanjing University of Science and Technology,2007.(in Chinese)
[10]  汪荣贵、张璇.一种新型自适应Retinex 图像增强方法研究[J].电子学报,2010,38(12):2933-2936. Wang Ronggui,Zhang Xuan.A novel adaptive Retinex algorithm for image enhancement[J].Acta Electronica Sinica,2010,38(12):2933-2936.(in Chinese)
[11]  汪荣贵,朱静,杨万挺,方帅.基于照度分割的局部多尺度Retinex算法[J].电子学报,2010,38(5):1181-1186. Wang Ronggui,Zhu Jing,Yang Wangting,Fang Shuai.An improved local multi-scale Retinex algorithm based on illuminance image segmentation[J].Acta Electronica Sinica,2010,38(5):1181-1186.(in Chinese)
[12]  Kaiming He,Jian Sun,Xiaoou Tang.Single image haze removal using dark channel prior[A].CVPR 2009[C].Miami,Florida:IEEE,2009.1956-1963.
[13]  Levin A,Lischinski D,Weiss Y.A closed form solution to natural image matting[A].CVPR 2006[C].New York:IEEE,2006.61-68.

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