Class of the resulting object. Available options are
"SpatialPoints", "SpatialPointsDataFrame",
"SpatialPolygons" and "SpatialPolygonsDataFrame".
keep.crs
Logical for assigning the same coordinate reference system
to the resulting Spatial* object.
Value
An object of class SpatialPoints* or SpatialPolygons*.
References
Edzer Pebesma, Jon Skoien with contributions from Olivier Baume,
A. Chorti, D.T. Hristopulos, S.J. Melles and G. Spiliopoulos (2013).
intamapInteractive: procedures for automated interpolation - methods
only to be used interactively, not included in intamap package. R package
version 1.1-10. http://CRAN.R-project.org/package=intamapInteractive