目标相关的点云位置精度建模Target related point cloud location precision modeling
李振,王辉,鲍秀武
摘要(Abstract)：
针对地面三维激光雷达扫描容易受到测量噪声的影响、获取的点云易受系统和随机误差的影响这一问题,该文基于激光雷达作用距离方程,建立目标表面的入射角、距离和反射率等目标相关因素对点云几何精度的影响模型。将平面拟合精度作为点云几何精度评价指标,利用Faro Focus 3D地面三维激光雷达对6种材质的平面在不同距离、不同入射角的条件下进行扫描实验。实验结果表明,加入反射率影响模型后,垂直方向改正中误差的幅值减小,反射率影响模型有效。
关键词(KeyWords)： 激光雷达作用距离方程;几何精度;平面拟合;反射率影响模型
基金项目(Foundation): 国家青年自然科学基金项目(41201484);; 江苏省高校自然科学研究面上项目(13KJB420005);; 江苏省水利动力工程重点实验室开放课题项目(K12016)
作者(Author): 李振,王辉,鲍秀武
DOI: 10.16251/j.cnki.1009-2307.2015.08.021
参考文献(References)：
- [1]GORDON S,LICHTI D,FRANKE J,et al.Measurement of Structural Deformation Using Terrestrial Laser Scanners[C]//Nottingham,United Kingdom,2004.
- [2]STAIGER R.The Geometrical Quality of Terrestrial Laser Scanner(TLS)[C]//Cairo,Egypt,2005.
- [3]LICHITI D,STEWART M P,TSAKIRI M,et al.Calibration and Testing of a Terrestrial Laser Scanner[J].The International Archives of the Photogrammetry,Remote Sensing and Spatial Information Sciences,2000,33:485-492.
- [4]LICHTI D.Error Modeling,Calibration and Analysis of an AM-CW Terrestrial Laser Scanner System[J].ISPRS Journal of Photogrammetry and Remote Sensing,2007,61(5):307-324.
- [5]RESHETYUK Y.Self-calibration and Direct Georeferencing in Terrestrial Laser Scanning[D].KTH,Geodesy,2009.
- [6]SOUDARISSANANE S,LINDENBERGH R,MENENTI M,et al.Scanning Geometry:Influencing Factor on the Quality of Terrestrial Laser Scanning Points[J].ISPRS Journal of Photogrammetry and Remote Sensing,2011.
- [7]BUCKSCH A,LINDENBERGH R,VAN R J.Error Budget of Terrestrial Laser Scanning:Influence of the Intensity Remission on the Scan Quality[C]//Proceedings GeoSiberia,Novosibirsk,Russia,2007.
- [8]BOEHLER W,MARBS A.Investigating Laser Scanner Accuracy,i3mainz[J].Institute for Spatial Information and Surveying Technology,FH Mainz,University of Applied Sciences,Mainz,Germany,2004.
- [9]REES G.Physical Principles of Remote Sensing[M].Cambridge:Cambridge Univ Pr,2001.
- [10]戴永江.激光雷达技术(上册)[M].北京:电子工业出版社,2010:179-182,263,409-415.
- [11]江恒彪.基于实体化的地面点云建模技术[J].测绘工程,2014,23(7):30-33.