复杂三维规划模型和现状地形无缝集成方法研究A study of seamless integration complex three-dimensional planning model and existing terrain
吕扬
摘要(Abstract)：
针对现有数据集成方法无法精准集成复杂三维规划模型和现状地形的问题,该文提出了一种借助点云转化的数据集成方法。该方法将三维规划模型的底部结构通过离散采样转换为密集点云,利用滤波算法求取模型底面点,再基于模型底面点生成栅格形式的虚拟底部模型,进而通过空间影像镶嵌的方法实现现状地形重构。该方法高效地解决了复杂规划模型和现状地形之间的矛盾,准确地重构了现状地形,可以实现规划模型和现状地形的无缝衔接,为多源异构数据的融合提供参考。
关键词(KeyWords)： 规划模型;现状地形;数据集成
基金项目(Foundation): 北京市科技计划项目(D171100007417003)
作者(Author): 吕扬
DOI: 10.16251/j.cnki.1009-2307.2020.10.021
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