水道观测中3种典型机载LiDAR适应性研究

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中图分类号：P237 文献标志码：A 文章编号：2095-2945（2025）30-0068-05

Abstract：Thispaperaimstostudytheapplicability，convenienceandreliabilityofthreetypicalairbomeLiDARwithhort， mediumandlongrangesinwaterwayterainandcross-sectionobservation.Theexperimentsrespectivelymountedthethree LiDARon multi-rotordronesandthelong-range LiDARonafixed-wing drone todesignflight pathsandcolet pointcloud data.Theoperationefciencyofeachsystemandthepointcloudaccuracy，cross-sectionmappingaccuracyandpointcloud grosserrorrateuderdiferentvegetationcoveragetypeswerecomparedandanalyzed.Theresultsshowthatthelong-range radarhastheadvantagesofhigheficiencyandhighaccuracy，butthemediumandshort-rangeLiDARhavethecharacteristics ofportabilityandhigintellgenceinoperationTherefore，inscenariosthatbalanceoperationficiencyandighpreision requirements，thelong-rangeradarshouldbepreferedformulti-rotordroneoperations；inlow-precisionrequirementsorsmallscale，relativelysimpleterrainmeasurementprojects，mediumandshort-rangeradarscanbeusedasalternativesolutions;for large areas and simple terrin，fixed-wing drones equipped with long-range LiDAR are suitable for operation.

Keywords： UAV; LiDAR; range; vegetation coverage; watercourse observation; point cloud

近年来，随着激光雷达技术的快速发展、产品更新迭代较快，其中，以多平台、多用途为特点的长量程激光雷达系统，以便携化、智能化为特点的中、短量程激光雷达系统在测绘行业应用较为广泛-。（剩余5419字）