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