基于无人机多光谱数据的玉米苗株估算
赵晓伟, 黄杨, 汪永强, 储鼎
Estimation of maize seedling number based on UAV multispectral data
ZHAO Xiaowei, HUANG Yang, WANG Yongqiang, CHU Ding
表1
各个指数训练和测试精度
Tab.1
Training and testing accuracy of each index
指数
训练集
测试集
RMSE
R
2
RMSE
R
2
NGRDI
0.019 4
0.834 3
0.018 6
0.807 3
ExG-ExR
0.013 1
0.828 6
0.018 7
0.819 8
GBDI
0.014 5
0.832 1
0.019 8
0.802 3
ExG
0.010 3
0.877 2
0.018 7
0.862 6
GLI
0.015 7
0.813 1
0.016 1
0.803 1