Description Usage Arguments Value References Examples
NBR is used to identify burned areas and provide a measure of burn severity.
1 | NBR(NIR, SWIR2)
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NIR |
A raster layer object with the reflectance values for the Near Infrared band. |
SWIR2 |
A raster layer object with the reflectance values for the Short Wave Infrared band. |
NBR - Normalized Burn Ratio.
https://www.usgs.gov/core-science-systems/nli/landsat/landsat-surface-reflectance-derived-spectral-indices. https://www.geo.university/pages/spectral-indices-with-multispectral-satellite-data.
1 2 3 4 5 | library(raster)
path_files <- system.file("extdata/", package="nightmares")
bands <- stack(list.files(path_files,".tif", full.names=TRUE))
x <- ref_oli(bands, sun.elev= 67.97)
NBR(x[[5]], x[[7]])
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