倾斜影像航带连接粗差探测与剔除算法研究Study on algorithm of gross error detection and elimination for oblique image by strip connection
齐艳青;李英成;刘晓龙;朱祥娥;罗祥勇;李兵;
摘要(Abstract):
针对倾斜航空多视影像之间角度差异大、重叠度大,造成自动获取精确且均匀分布的连接点的难度增大且连接点精度差,导致常规像方粗差剔除模型不收敛,该文提出一种通过影像物方航带连接进行倾斜影像粗差探测的方法,将初始POS数据作为辅助数据,将连接点转为加密点,从物方进行航带之间的粗差剔除,解决了由于航带之间的姿态差异导致像方粗差剔除困难的难题,提高了连接点的可靠性,为后续倾斜影像平差打下很好的基础。分别采用山区和城区的倾斜影像数据进行实验,验证了本方法的有效性。
关键词(KeyWords): 倾斜影像;粗差探测与剔除;影像匹配;中误差;可靠性
基金项目(Foundation): 国家重点研发计划资助(2017YFB0503004)
作者(Authors): 齐艳青;李英成;刘晓龙;朱祥娥;罗祥勇;李兵;
DOI: 10.16251/j.cnki.1009-2307.2019.09.016
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