Table 6 Correlation between field measured above-ground biomass and selected vegetation index predictor variables
From: Estimation of above-ground biomass in tropical afro-montane forest using Sentinel-2 derived indices
|  | AGB (ton plot−1) | IRECI | NDVI | NDVI 45 | LAI | FAPAR | FCOVER | Cab | B4 |
|---|---|---|---|---|---|---|---|---|---|
AGB (ton plot−1) | 1.00 |  |  |  |  |  |  |  |  |
IRECI | 0.52 | 1.00 | Â | Â | Â | Â | Â | Â | Â |
NDVI | 0.36 | 0.89 | 1.00 | Â | Â | Â | Â | Â | Â |
NDVI45 | 0.40 | 0.88 | 0.98 | 1.00 | Â | Â | Â | Â | Â |
LAI | 0.74 | 0.90 | 0.92 | 0.94 | 1.00 | Â | Â | Â | Â |
FAPAR | 0.71 | 0.92 | 0.86 | 0.96 | 0.98 | 1.00 | Â | Â | Â |
FCOVER | 0.65 | 0.96 | 0.97 | 0.95 | 0.95 | 0.98 | 1.00 | Â | Â |
Cab | 0.69 | 0.94 | 0.91 | 0.94 | 0.90 | 0.92 | 0.88 | 1.00 | Â |
B4 | − 0.44 | − 0.67 | − 0.65 | − 0.60 | − 0.78 | − 0.68 | − 0.66 | − 0.74 | 1.00 |