多尺度Retinex的低照度航空图像非线性增强The non linear enhance image for low illumination aerial based on multi-scale Retinex
杨国鹏;周欣;陈东;郭复胜;胡昌苗;
摘要(Abstract)：
针对低照度航空遥感图像亮度低、对比度低,阴影区域目标难以准确判读的问题,提出了一种基于多尺度Retinex的图像非线性增强方法。该方法采用递归迭代提高高斯滤波处理速度;采用灰度极值去除线性拉伸,尽可能保留原始细节信息;采用动态范围调节因子控制输出图像对比度。实验结果表明,灰度极值去除比例、动态范围调节因子和最大环绕尺度等重要参数的取值变化对图象处理效果具有影响。给出了上述3种参数合适的取值范围,有效提升了低照度航空遥感图像的判读效果。
关键词(KeyWords)： 多尺度Retinex;低照度图像;非线性增强;航空遥感
基金项目(Foundation):
作者(Author): 杨国鹏;周欣;陈东;郭复胜;胡昌苗;
Email:
DOI: 10.16251/j.cnki.1009-2307.2018.01.004
参考文献(References)：
- [1]阎守邕,刘亚鸾,余涛,等.现代遥感科学技术体系及其理论方法[M].北京:电子工业出版社,2013:29-55.(YAN Shouyong,LIU Yaluan,YU Tao,et al.Modern remote sensing science and technology system and its theory and methods[M].Beijing:Publishing House of Electronics Industry,2013:29-55.)
- [2]张伟.侦察情报装备[M].北京:航空工业出版社,2009:36-57.(ZHANG Wei.Reconnaissance&intelligence equipment[M].Beijing:Aviation Industry Press,2009:36-57.)
- [3]张强.低照度宽动态范围CMOS成像系统设计与实现[D].武汉:华中科技大学,2014:1-16.(ZHANG Qiang.Design of low light and WDR COMS imaging system[D].Wuhan:Huazhong University of Science&Technology,2014:1-16.)
- [4]姚立斌.低照度CMOS图像传感器技术[J].红外技术,2013(3):125-132.(YAO Libin.Low-light-level CMOS image sensor technique[J].Infrared Technology,2013(3):125-132.)
- [5]王桥,王晋年,杨一鹏,等.环境监管无人机遥感技术与应用[M].北京:科学出版社,2014:27-30.(WANG Qiao,WANG Jinnian,YANG Yipeng,et al.Environment supervision UAV remote sensing technology and application[M].Beijing:Science Press,2014:27-30.)
- [6]李传容.无人机遥感载荷综合验证系统技术[M].北京:科学出版社,2014:1-5.(LI Chuanrong.System technology for UAV remote sensing payloads integrated verification[M].Beijing:Science Press,2014:1-5.)
- [7]李阳,常霞,纪峰.图像增强方法研究新进展[J].传感器与微系统,2015(12):9-15.(LI Yang,CHANG Xia,JI Feng.New progress of research on image enhancement method[J].Transducer and Microsystem Technologies,2015(12):9-15.)
- [8]罗玲利.低照度图像的增强及降噪技术研究[D].西安:西安电子科技大学,2013:5-11.(LUO Lingli.Enhancement and noise reduction of low light level images[D].Xi’an:Xidian University,2013:5-11.)
- [9]赵艳飞,高清维,卢一相.基于多尺度Retinex算法的遥感图像增强[J].红外技术,2007(9):536-540.(ZHAO Yanfei,GAO Qingwei,LU Yixiang.Remote sensing image enhancement based on multi-scale Retinex[J].Infrared Technology,2007(9):536-540.)
- [10]朱静.色彩恒常性理论及其在图像增强中应用研究[D].合肥:合肥工业大学,2011:7-20.(ZHU Jing.The research on color constancy theory and application in image enhancement[D].Hefei:Hefei University of Technology,2011:7-20.)
- [11]LAND E H,MOCANN J J.Lightness and Retinex theory[J].Journal of the Optical Society of America,1971,61(1):1-11.
- [12]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):45l-462.
- [13]孙劲光,李扬,孟祥福,等.改进的单尺度Retinex及其在人脸识别中的应用[J].计算机应用研究,2011,28(12):4790-4793.(SUN Jinguang,LI Yang,MENG Xiangfu,et al.Improved monoscale Retinex and application in face recognition[J].Application Research of Computers,2011,28(12):4790-4793.)
- [14]刘高平,赵萌.基于亮度的自适应单尺度Retinex图像增强算法[J].光电工程,2011,38(2):71-77.(LIU Gaoping,ZHAO Meng.An adaptive single scale Retinex scheme for image enhancement based on luminance[J].Opto-Electronic Engineering,2011,38(2):71-77.)
- [15]汪荣贵,朱静,杨万挺,等.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 Wanting,et al.An improved local multi-scale Retinex algorithm based on illuminance image segmentation[J].Acta Electronica Sinica,2010,38(5):1181-1186.)
- [16]YOUNG I T,VLIET L J V.Recursive implementation of the Gaussian filter[J].Elsevier North-Holland,Inc.,1995,44(2):139-151.