通过BIM-GIS集成推动的道路参数建模和动态轻量化方法的研究
Yan Cao1, Xinyi Liu1, Rui Huang1
1Research Institute of Engineering Safety Science/Reservoir&Dam Center, POWERCHINA GUIYANG Engineering Corporation Limited, Guiyang, China.
PloS one
|January 13, 2026
概括
本研究引入了参数建模和道路动态轻量化处理 (PMDL) 的新方法,提高了道路设计的灵活性和效率. 该方法优化了3D道路模型,以在集成的BIM-GIS系统中获得更好的性能.
科学领域:
- 土木工程 土木工程是指土木工程.
- 计算机图形 计算机图形
- 地理信息系统 (GIS) 是指地理信息系统.
背景情况:
- 目前使用建筑信息建模 (BIM) 的道路设计方法面临着不灵活性和低建模效率的挑战.
- 集成的BIM-GIS环境存在性能瓶,阻碍了动态更新和可视化.
- 现有的建模技术,如斜摄影建模 (OPM) 和差分元素方法 (DiEM),在速度和准确性方面存在局限性.
研究的目的:
- 为参数建模和道路动态轻量化处理 (PMDL) 提出一种新的集成驱动方法.
- 解决不灵活性问题,提高建模效率,克服道路设计和BIM-GIS集成中的性能瓶.
- 为了实现快速的设计代,动态优化和数字双胞胎道路的高效可视化.
主要方法:
- 集成地形适应算法与轻量化染技术.
- 使用空间拓关系和形状语法,开发3D道路模型特征的参数系统.
- 对复杂地形实施值触发的动态建模机制,包括连续路面生成,斜坡细分,码头高度计算和道生成.
- 在OpenSceneGraphEarth (OSGEarth) 平台上应用二进制错误指标 (QEM) 网格简化,细节级别 (LOD) 和查看frustum选以优化性能.
主要成果:
- 在大尺度场景中实现了50 FPS以上的稳定速,解决了染滞后问题.
- 与OPM和DiEM相比,显著提高了建模速度,准确性和数据调度效率.
- 证明了道路,桥梁,道和斜坡的适应性,以适应复杂的地形条件.
结论:
- 拟议的PMDL方法为智能设计,动态更新和数字双胞胎道路的多尺度可视化提供了有效的技术支持.
- 集成驱动的方法成功地提高了前进道路设计中的灵活性和建模效率.
- 轻量化处理技术有效地优化了在集成BIM-GIS环境中的3D道路模型的性能.
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