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