NAOC Open IR
基于圆形标志点的深空探测全景相机标定方法
吴凡路; 刘建军; 任鑫; 李春来
2013
Source Publication光学学报
ISSN0253-2239
Volume33Issue:11Pages:1115002
Abstract为满足深空探测全景相机的高精度标定要求,针对大型室外三维标定靶标构建困难、不能现场标定,平面棋盘靶标标定精度不高等问题,提出了一种基于圆形标志点的相机标定方法。大量圆形标志点按矩阵形式均匀分布在平面靶标上,以其中一个圆形标志点为原点建立世界坐标系。基于相机成像模型及物点、相机原点、像点的共线性约束,以投影误差最小作为目标函数,采用非线性优化方法得到了相机参数的最优解。标定实验结果显示所提标定方法可行、有效,具有较高的标定精度和较好的稳健性,相机参数的标定精度优于0.3 pixel;采用的畸变模型合适,标志点投影误差优于0.07 pixel。
Language英语
Document Type期刊论文
Identifierhttp://ir.bao.ac.cn/handle/114a11/46262
Collection中国科学院国家天文台
Affiliation中国科学院国家天文台
First Author AffilicationNational Astronomical Observatories, Chinese Academy of Sciences
Recommended Citation
GB/T 7714
吴凡路,刘建军,任鑫,等. 基于圆形标志点的深空探测全景相机标定方法[J]. 光学学报,2013,33(11):1115002.
APA 吴凡路,刘建军,任鑫,&李春来.(2013).基于圆形标志点的深空探测全景相机标定方法.光学学报,33(11),1115002.
MLA 吴凡路,et al."基于圆形标志点的深空探测全景相机标定方法".光学学报 33.11(2013):1115002.
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