基于无人机高光谱影像的NDVI估算植被盖度精度分析

刘咏梅, 范鸿建, 盖星华, 刘建红, 王雷

Estimation accuracy of fractional vegetation cover based on normalized difference vegetation index and UAV hyperspectral images

LIU Yongmei, FAN Hongjian, GE Xinghua, LIU Jianhong, WANG Lei

表1 卫星影像宽波段NDVI与植被盖度的线性拟合R2

Tab.1 R2 between broadband NDVI and vegetation coverage

传感器 红光波段/nm 近红外波段/nm R2 MODIS 620~670 841~876 0.79 Landsat 8 OLI 640~670 850~880 0.81 Sentinel-2 MSI 650~680 785~900 0.80 IKONOS 640~720 770~880 0.79