Index | Equations (spectral bands) | References |
---|---|---|
Normalized difference vegetation index (NDVI) | NDVI = (NIR − red)/(NIR + red) | [47] |
Enhanced vegetation index | EVI = (NIR − red)/(NIR + 6 (red) − 7.5 (blue) + 1) | [48] |
Soil adjusted vegetation index (SAVI) | SAVI = ((NIR − red)/(NIR + red + 0.5)) (1.5) | [49] |
Modified soil adjusted vegetation index (MSAVI) | MSAVI = (2 (NIR) + 1 − sqrt ((2 (NIR) + 1)2 − 8 (NIR − red)))/2 | |
Normalized difference moisture index (NDMI) | NDMI = (NIR − SWIR1)/(NIR + SWIR1) | [52] |
Normalized burn ratio (NBR) | NBR = (NIR − SWIR2)/(NIR + SWIR2) | [53] |
Normalized burn ratio-2 (NBR2) | NBR2 = (SWIR1 − SWIR2)/(SWIR1 + SWIR2) | [53] |