用于普通相机标定的三维控制架测量方法3D control frame measurement method for ordinary camera calibration
李启源,王明常,王凤艳,卢立吉,谭洋
摘要(Abstract):
普通相机标定的三维控制架降低了控制场的建设成本,使用户自主进行相机标定成为可能。针对如何快速准确进行三维控制架测量,获得高精度控制点坐标问题,该文分别采用两测站空间前方交会法和单测站空间极坐标法对三维控制架进行测量,分析对比两种方法的测量精度,并总结出提高测量精度的方法。实验表明,两测站空间前方交会法测量精度高,测量方法简便易行,精度稳定可靠。
关键词(KeyWords): 相机标定;三维控制架;空间前方交会;间接测距;轴对准法
基金项目(Foundation): 国家自然科学基金项目(41372337,41472243);; 数字制图与国土信息应用工程国家测绘地理信息局重点实验室开放研究基金项目(GCWD201402);; 区域开发与环境响应湖北省重点实验室开放研究基金资助项目(2015(B)003)
作者(Author): 李启源,王明常,王凤艳,卢立吉,谭洋
DOI: 10.16251/j.cnki.1009-2307.2017.05.019
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