基于三维激光扫描技术的马尾松冠层孔隙度研究
严夏帆,赵文凯,杨舜成,林灵辰,刘健,余坤勇

Canopy Porosity of Masson Pine based on Terrestrial 3D Laser Scanning
Xiafan YAN,Wenkai ZHAO,Shuncheng YANG,Lingchen LIN,Jian LIU,Kunyong YU
表6 各类别多元线性回归模型
Table 6 Multiple linear regression models for each category
类别多元线性回归模型R2
冠层孔隙度Q=0.395+0.000V+0.023CH+0.007CW0.29
冠层形态三分层提取孔隙度Q=0.353-0.008V+0.008CH+0.050CW0.37
冠层形态五分层提取孔隙度Q=0.526+0.016V+0.017CH-0.042CW0.30
冠层形态三五分层结合提取孔隙度Q=0.525+0.011V+0.013CH-0.027CW0.28
冠层高度三等分层提取孔隙度Q=0.470+0.006V+0.012CH-0.004CW0.28
冠层高度五等分层提取孔隙度Q=0.550+0.017V+0.022CH-0.054CW0.32
冠层高度十等分层提取孔隙度Q=0.555+0.020V+0.023CH-0.062CW0.33