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基于机载激光雷达数据的简单规则建筑物模型重建

DOI: 10.11834/jig.20070409

Keywords: 机载激光雷达,平面/人字形/三角形屋顶,投影,平高分解,模型重建

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Abstract:

机载激光雷达数据具有直接描述对象几何特征、便于表达空间不连续变化等优势,是建筑物重建的主要数据源之一。为实现基于激光雷达点云数据的模型自动重建和解决现有方法存在的问题,提出了一种基于特征线提取、面向简单规则建筑物的重建方法。该方法以投影为基础,以平高分解为手段,通过在多个投影平面内逐步确定平面、高程信息实现特征线提取及模型重建。实验表明,该方法能够避免现有方法遇到的若干困难,有效重建简单规则建筑物模型。

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