苏格兰松树和挪威杉树的三维表面几何,光学特性数据集
Oleksandr Borysenko1, Petr Lukeš2, Tomáš Hanousek2,3
1University of Tartu, Tartu Observatory, Observatooriumi 1, 61602 Tõravere, Tartumaa, Estonia.
Data in brief
|January 21, 2026
概括
这项研究引入了一个新的数据集,详细介绍了3D针叶树的发芽结构和光学特性. 本资源有助于理解光散射,并改进苏格兰松和挪威杉的辐射转移模型.
科学领域:
- 林业和遥感 林业和遥感
- 植物建筑和光学.
- 计算机建模 计算建模
背景情况:
- 针叶树的复杂性挑战了精确的辐射散射模型.
- 现有的模型往往简化了射击结构,限制了精度.
- 了解射击架构对于顶级辐射转移至关重要.
研究的目的:
- 呈现一个全面的数据集的3D针叶树发射结构和光学特性.
- 为了便于将针的光学特性升级到拍摄水平.
- 为了研究详细拍摄3D结构对光散射的影响.
主要方法:
- 从捷克共和国和爱沙尼亚收集了27棵针叶树 (苏格兰松,挪威杉) 的树枝.
- 采用蓝光3D摄影仪来生成高分辨率的点云.
- 使用光谱辐射计和集成球来测量针的反射率和传导率 (400-2000 nm).
主要成果:
- 创建了一个数据集,包括单个拍摄的3D重建和光学属性.
- 为针头和枝条提供了详细的半球-圆反射率和透射率因子.
- 建立了精细尺度的3D几何和拍摄光学行为之间的联系.
结论:
- 该数据集使光学特性从针头到子的更好的升级成为可能.
- 详细的3D拍摄表示可以提高辐射转移建模的准确性.
- 这项工作有助于更精确地评估树冠内的光散射.
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