define spatial grid
do point(s) fall in a given polygon?
axis with degrees
as.SpatialPolygons.GridTopology
Make SpatialPolygons object from GridTopology object
Class "Line"
a class for spatial lines
Compute surface area of a digital elevation model.
Class "Polygons"
Methods for retrieving the geometry from a composite (geometry + attributes) object
specify spatial data as being gridded, or find out whether they are
rearrange data in SpatialPointsDataFrame or SpatialGridDataFrame
for plotting with spplot (levelplot/xyplot wrapper)
Convert character vector to DMS-class object
Prediction Grid for Meuse Data Set, geographical coordinates
retrieve spatial dimensions from spatial data
Plot methods for spatial data with attributes
spatial overlay for points, grids and polygons
retrieve or assign coordinate names for classes in sp
Class "DMS" for degree, minute, decimal second values
consistent spatial overlay for points, grids and polygons
blue-pink-yellow color scheme that prints well on black/white printers
SpatialPolygonsDataFrame-class
Class "SpatialPolygonsDataFrame"
retrieve (or set) spatial coordinates
define spatial grid with attribute data
Split SpatialLines components at offset
Class "SpatialPoints"
SpatialGridDataFrame-class
Class "SpatialGridDataFrame"
SpatialPixelsDataFrame-class
Class "SpatialPixelsDataFrame"
Prediction Grid for Meuse Data Set
Create N-S and E-W grid lines over a geographic region
A package providing classes and methods for spatial data: points,
lines, polygons and grids
Class "GridTopology"
create objects of class SpatialPolygons or SpatialPolygonsDataFrame
River Meuse outline
Methods for spatially overlay-ing points (grids) and polygons layers
sets spatial coordinates to create spatial data, or retrieves
spatial coordinates
find point pairs with equal spatial coordinates
image.SpatialGridDataFrame
image gridded spatial data, or convert to format for image
constructs SpatialXxxDataFrame from geometry and attributes
rearrange data in SpatialPointsDataFrame or SpatialGridDataFrame
for plotting with spplot (levelplot/xyplot wrapper)
Class "Lines"
Class "Polygon"
SpatialLinesDataFrame-class
a class for spatial lines with attributes
as.SpatialPolygons.PolygonsList
Making SpatialPolygons objects
create objects of class Line or Lines
change feature IDs in spatial objects
Create a bubble plot of spatial data
Euclidean or Great Circle distance between points
Calculate aspect ratio for plotting geographic maps
sets spatial coordinates to create spatial data, or retrieves
spatial coordinates
Class "SpatialGrid"
create objects of class SpatialLines or SpatialLinesDataFrame
SpatialPointsDataFrame-class
Class "SpatialPointsDataFrame"
create objects of class SpatialPoints or SpatialPointsDataFrame
panel and panel utility functions for spplot
Meuse river data set
Class "CRS" of coordinate reference system arguments
Class "SpatialPolygons"
select points spatially
Class "SpatialPixels"
read/write to/from (ESRI) asciigrid format
Rlogo jpeg image
load the Meuse data set
retrieve bbox from spatial data
Methods for Function recenter in Package `sp'
Retrieve polygons from SpatialPolygonsDataFrame object
Class "Spatial"
Sets or retrieves projection attributes on classes extending
SpatialData
Display a compass rose.
sample point locations in (or on) a spatial object