Sentinel-2 Normalized Difference Vegetation Index (NDVI)
NDVI is a widely used vegetation index that measures the photosynthetic activity and is strongly correlated with vegetation density and vitality. It results from the following equation (NIR - Red) / (NIR + Red).
This product is based on the open and free software suit Sentinel-2 Toolbox.
Relevant citation: Pearson, R. L.; Miller, L. D., Proceedings of the 8th International Symposium on Remote Sensing of Environment, p.1357 (1972)