测绘工程中特殊地形的测绘技术研究  

Research on Surveying and Mapping Technology of Special Terrain in Surveying and Mapping Engineering

作　　者：戴骏睿 DAI Junrui(Shenzhen Aihua Survey Engineering Co.,Ltd.,Shenzhen 518111,Guangdong,China)

机构地区：[1]深圳市爱华勘测工程有限公司,广东深圳518111

出　　处：《工程技术研究》2024年第24期212-214,共3页Engineering and Technological Research

摘　　要：为了提升复杂地形环境中的测绘精度和效率,文章首先阐述了特殊地形测绘的难点及问题,然后对比分析了不同的测绘技术类型及其原理,最后依托某山区测绘项目,采用无人机测绘技术,结合激光雷达和高分辨率相机,获取高精度三维点云数据和地形影像,并利用地理信息系统提取地形特征。结果表明,无人机测绘技术在复杂地形中的应用显著提高了数据的精度和可靠性。In order to improve the accuracy and efficiency of surveying and mapping in complex terrain environment,this paper first expounds the difficulties and problems of special terrain surveying and mapping,and then compares and analyzes different types of surveying and mapping technologies and their principles.Finally,based on a mountainous area surveying and mapping project,UAV surveying and mapping technology combined with laser radar and high-resolution camera is used to obtain high-precision three-dimensional point cloud data and terrain images,and Geographic Information System is used to extract terrain features.The results show that the application of UAV surveying and mapping technology in complex terrain significantly improves the accuracy and reliability of the data.

关 键 词：特殊地形 测绘技术 无人机测绘 地形分析 

分 类 号：P25[天文地球—测绘科学与技术]