介质损耗因数数字测量算法的无人机倾斜摄影测量技术

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英文篇名：Oblique photogrammetry for UAV based on digital measurement algorithm of dielectric loss factor 作者：王伟 英文作者：Wang Wei;Tianjin Survey and Design Institute for Water Transport Engineering; 关键词：介质损耗因数 ; 数字测量算法 ; 无人机倾斜摄影测量 ; 多源分析 英文关键词：dielectric loss factor;;digital measurement algorithm;;unmanned aerial vehicle tilt photogrammetry;;multisource analysis 中文刊名：GWCL 英文刊名：Foreign Electronic Measurement Technology 机构：天津水运工程勘察设计院; 出版日期：2019-04-15 出版单位：国外电子测量技术 年：2019 期：v.38;No.293 语种：中文; 页：GWCL201904007 页数：6 CN：04 ISSN：11-2268/TN 分类号：40-45

摘要

针对无人机倾斜摄影测量提出一种介质损耗因数数字测量算法,首先定义了介质损耗因数数字测量算法的数学表达及其测量和计算方法,推导出了介质损耗因数数字测量算法的发生条件;其次,为方便介质损耗因数数字测量,通过参数使用率和频率来计算介质损耗因数数字测量,从而简化了介质损耗因数数字测量算法对无人机倾斜摄影的测量方法。此外,还设计并实施了大量实验,验证了提出的介质损耗因数数字测量算法对无人机倾斜摄影测量的正确性;同时对无人机倾斜摄影测量进行多源分析,总结其介质损耗因数数字测量算法规律和优化办法。理论和实验证明,所提出的介质损耗因数数字测量算法能够准确地对无人机倾斜摄影测量进行多源分析。
        A digital measurement algorithm of dielectric loss factor is proposed for UAV tilt photogrammetry.Firstly,the mathematical expression of the digital measurement algorithm of dielectric loss factor and its measurement and calculation method are defined,and the occurrence conditions of the digital measurement algorithm of dielectric loss factor are deduced.Secondly,in order to facilitate the digital measurement of dielectric loss factor,the parameters are adopted.In addition,a large number of experiments have been designed and implemented to verify the correctness of the proposed digital measurement algorithm for UAV tilt photogrammetry.The multi-source analysis of UAV tilt photogrammetry is carried out,and the rule and optimization method of its digital measurement algorithm of dielectric loss factor are summarized.The theory and experiment prove that the proposed digital measurement algorithm of dielectric loss factor can accurately carry out multi-source analysis of UAV tilt photogrammetry.

引文

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