唐炉亮;裴晨旭;郭丙轩;

• 1:武汉大学测绘遥感信息工程国家重点实验室

摘要(Abstract)：

针对目前无人机飞行器主要依靠GNSS定位且易受干扰失效的问题,该文提出了一种基于景观匹配的无人机辅助三维定位方法,该方法首先将基准影像与DEM进行配准生成底图数据,然后采用SIFT算法将无人机实时飞行图像与底图数据进行匹配,得到同名点对并获取无人机飞行图像的平面与高程坐标,再利用空间后方交会对飞行图像进行解析,解算无人机的三维坐标,实现顾及高程的三维定位导航。实验结果证明该方法可以降低无人机对GNSS的依赖,实现无人机GNSS信号受干扰或失效时的定位导航。

关键词(KeyWords)： 无人机;景观匹配;定位;高程;SIFT

Abstract:

Keywords:

基金项目(Foundation): 总装备部预先研究项目(41417060103)

作者(Authors): 唐炉亮;裴晨旭;郭丙轩;

DOI: 10.16251/j.cnki.1009-2307.2019.09.017

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