结合Sentinel-2和GEDI数据的森林地上生物量估测和空间格局分析
王璐, 姬永杰, 董文全, 张王菲

Estimation and spatial pattern analysis of forest above-ground biomass based on Sentinel-2 and GEDI data
WANG Lu, JI Yongjie, DONG Wenquan, ZHANG Wangfei
表3 森林AGB模型估测精度
Tab.3 Estimation accuracy of forest AGB model
数据源 模型 R2 RMSE/(t·hm-2
Sentinel-2 RF 0.73 24.34
GBRT 0.48 33.72
PLSR 0.14 40.36
Sentinel-2+GEDI RF 0.76 23.02
GBRT 0.60 29.35
PLSR 0.26 37.56