Formula:
Sentinel2, N D V I = (B 8 − B 4)/( B 8 + B 4 )
NDVI for other datasets:
Landsat 8 NDVI = (B05 B04) / (B05 + B04)
Landsat 5 and 7 NDVI = (B04 B03) / (B04 + B03)
MODIS NDVI = (B02 B01) / (B02 + B01)
ENVISAT MERIS NDVI = (B13 B07) / (B13 + B07)
Band Information
https://sentinels.copernicus.eu/web/s...
What is NDVI
https://en.wikipedia.org/wiki/Normali...
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Rainfall Indices for MCDM models in ArcGIS: how and Why?
Preparation of 10 important rainfall indices for MCDM models and time series analysis using Excel, ArcGIS and QGIS
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NDWI
   • How to calculate NDWI from Sentinel 2...