无人机点云与图像跨模态混合融合的乔木林单木尺度树种分类研究
鄢敏,夏永华,王冲,孔夏丽,太浩宇,李晨

Study on Classification of Arbor Tree Species at Single Tree Scale based on Cross-modal Hybrid Fusion of UAV Point Cloud and Image
Min YAN,Yonghua XIA,Chong WANG,Xiali KONG,Haoyu TAI,Chen LI
表8 CNN算法树种分类性能对比
Table 8 Comparison of tree species classification performance of CNN algorithm
名称

模型

深度

验证精度

/%

测试精度

/%

测试集

Kappa

训练用时
Alex Net888.9688.130.848 652 s
Google Net2287.6686.300.826 51 min 19 s
VGG-16 Net1682.4781.740.769 510 min 2 s
Res Net-181891.5690.410.878 41 min 14 s
Dense Net20194.8192.240.901 323 min 24 s
Shuffle Net5087.6684.020.799 42 min 27 s