常明,康志忠

• 1:中国地质大学(北京)

摘要(Abstract)：

针对现阶段变形监测主要通过对单点位置的变化来对整体变形进行监测,因而局部变形很难监测出来的问题,文章提出了利用地基三维激光扫描数据具有高精度、高空间分辨率、点云数据量大的特点,对微小变形进行统计分析以及监测的方法:利用U检验证明点云数据偶然误差的分布满足正态分布;通过格网化处理对偶然误差进行消弱;通过拼接参数误差反解模型的建立,对拼接参数误差值进行求解,进而消除拼接参数误差,实现对激光点云的规则面微小变形的统计分析。

关键词(KeyWords)： 形变统计分析;激光扫描;点云;拼接误差;格网化;U检验

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金项目(41471360)

作者(Author): 常明,康志忠

DOI: 10.16251/j.cnki.1009-2307.2016.03.028

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