meteo (version 0.1-5)

rfillspgaps: Close gaps of a grid or raster Layer data

Description

The function close gaps of a grid or raster Layer data by using IDW.

Usage

rfillspgaps(rasterLayer,maskPol=NULL,nmax =50,zcol=1, ...)

Value

raster Layer or SpatiaGrid(Pixels)DF object with NA replaced using IDW

Arguments

rasterLayer

raster Layer or SpatiaGrid(Pixels)DF containing NAs

maskPol

SpatialPolygons or SpatialPolygonsDataFrame

nmax

see idw

zcol

variable column name or number showing position of variable in rasterLayer to be interpolated

...

arguments passed to idw

Author

Milan Kilibarda

References

Kilibarda, M., T. Hengl, G. B. M. Heuvelink, B. Graeler, E. Pebesma, M. Percec Tadic, and B. Bajat (2014), Spatio-temporal interpolation of daily temperatures for global land areas at 1 km resolution, J. Geophys. Res. Atmos., 119, 2294-2313, doi:10.1002/2013JD020803;

Kilibarda M., M. Percec Tadic, T. Hengl, J. Lukovic, B. Bajat - Spatial Statistics (2015), Global geographic and feature space coverage of temperature data in the context of spatio-temporal interpolation, doi:10.1016/j.spasta.2015.04.005.

See Also

rfilltimegaps pred.strk

Examples

   library(raster)
   data(nlmodis20110712)
   data(NLpol)
   
   # spplot(nlmodis20110712, col.regions=bpy.colors())
   # fill spatial gaps
   r=rfillspgaps(nlmodis20110712,NLpol)
   # spplot(r, col.regions=bpy.colors())