sp: dimensions – R documentation

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Documentation

dimensions

retrieve spatial dimensions from spatial data

Description

retrieves spatial dimensions box from spatial data

Usage

dimensions(obj)

Arguments

obj

object deriving from class "Spatial"

Value

two-column matrix; the first column has the minimum, the second the maximum values; rows represent the spatial dimensions

Methods

obj = "Spatial": object deriving from class "Spatial"

Examples

# just 9 points on a grid:
x <- c(1,1,1,2,2,2,3,3,3)
y <- c(1,2,3,1,2,3,1,2,3)
xy <- cbind(x,y)
S <- SpatialPoints(xy)
dimensions(S)

# data.frame
data(meuse.grid)
coordinates(meuse.grid) <- ~x+y
gridded(meuse.grid) <- TRUE
dimensions(meuse.grid)

sp

Classes and Methods for Spatial Data

v1.4-5

GPL (>= 2)

Authors

Edzer Pebesma [aut, cre], Roger Bivand [aut], Barry Rowlingson [ctb], Virgilio Gomez-Rubio [ctb], Robert Hijmans [ctb], Michael Sumner [ctb], Don MacQueen [ctb], Jim Lemon [ctb], Finn Lindgren [ctb], Josh O'Brien [ctb], Joseph O'Rourke [ctb]

Initial release