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多视点云数据同步配准新方法

DOI: 10.6046/gtzyyg.2013.02.09, PP. 47-52

Keywords: 三维激光扫描,多视点,点云配准,空间相似变换

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Abstract:

针对三维激光多视扫描点云数据的配准问题,提出了一种基于空间相似变换原理的同步配准新方法。首先借助罗德里格矩阵求取各测站与基准坐标系下的转换参数;然后根据各测站之间的联系,对变换的初始参数进行联合平差,利用同步配准模型求得改正后的变换参数,实现多视点云同步配准;最后使用RealworksSurvey软件中基于目标的配准工具进行处理,利用配准结果实现对该算法的验证。通过分析同步配准误差来源及对比二者的精度,证明三维激光扫描多视点云数据同步配准方案具有可行性和实用性。

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