water {RemoteSensing} | R Documentation |
Identify the presence of water, and related indices from remote sensing data.
ndwi(green, nir) nddi(ndvi, ndwi) mndwi(green, swir) drought(ndvi, ndwi) lswi(nir, swir) water(ndvi, albedo) waterModis(ndvi, band7)
green |
Value of the |
nir |
Value of the |
swir |
Value of the |
ndvi |
NDVI values |
ndwi |
NDWI values |
band7 |
MODIS |
albedo |
albedo layer |
lswi is the Land Surface Water Index
Areas that are likely covered with water
Yann Chemin
Roy D.P., Jin Y., Lewis P.E., Justice C.O. (2005). Prototyping a global algorithm for systematic fire-affected area mapping using MODIS time series data. Remote Sensing of Environment 97:137-162. Xiao X., Boles S., Liu J., Zhuang D., Frokling S., Li C., Salas W., Moore III B. (2005). Mapping paddy rice agriculture in southern China using multi-temporal MODIS images. Remote Sensing of Environment 95:480-492.
nir <- runif(10) swir <- runif(10) ndvi <- runif(10) band7 <- runif(10) albedo <- runif(10) water1 <- lswi(nir, swir) water2 <- water(ndvi, albedo) water3 <- waterModis(ndvi, band7)