无人机航摄系统在大比例尺地形图测绘中的应用

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中图分类号：V279 文献标志码：A 文章编号：2095-2945（2025）23-0169-04

Abstract：Thispaper explorestheapplicationofunmannedaerialvehicle （UAV）aerialphotographysystemin1：2O scale topographicmapping.ThesystemusesthePegasusD2Oohigh-precisionindustrialgrademultirotorunmannedaerialvehicle equippedwithanaerialsurveymodule（D-CAM2O）digitalcamera.Basedonsetingflightparametersandplanningflightroutes， itcompletesfeldmeasurementsinthesurveyareaandimportsthefielddataintothePegasusUnmannedAerialVehicle ManagerProfessionalEdition（MeasurementEdition）forprocessng.Onthebasisofimagedatafiltering，denoising，andspatial encryption，DOMandDEMweresequentiallycreated.ThecorectedDEMwasimportedintothe SouthemCASS mappingsoftware togeneratea1：2OOOscaletopographicmap.Theanalysisofmappingaccuracyshowsthatthemedianerorof thetopographic map is 0.17m in elevation and 0.39m in plane points，which meets the plane accuracy requirements of a 1：2 Ooo large-scale topographic map.

Keywords：UAVaerial photo system;large-scale topographic map;aerial trimetry;imagepreprocessing;accuracy

在使用无人机搭载高清数码相机完成目标区域的航摄，配合专业的影像处理软件将航摄影像转化成大比例尺地形图，不仅能够显著提高测绘精度和测绘效率，而且不受复杂地形的影响，适合多种作业条件。（剩余3980字）