sp

A package providing classes and methods for spatial data: points, lines, polygons and grids

Class "CRS" of coordinate reference system arguments

Class "DMS" for degree, minute, decimal second values

Class "GridTopology"

create objects of class Line or Lines

Class "Line"

Class "Lines"

Class "Polygon"

Class "Polygons"

Rlogo jpeg image

Class "Spatial"

define spatial grid

Class "SpatialGrid"

define spatial grid with attribute data

Class "SpatialGridDataFrame"

create objects of class SpatialLines or SpatialLinesDataFrame

a class for spatial lines

a class for spatial lines with attributes

create objects of class SpatialMultiPoints or SpatialMultiPointsDataFrame

Class "SpatialMultiPoints"

Class "SpatialMultiPointsDataFrame"

Class "SpatialPixels"

Class "SpatialPixelsDataFrame"

create objects of class SpatialPoints or SpatialPointsDataFrame

Class "SpatialPoints"

Class "SpatialPointsDataFrame"

create objects of class SpatialPolygons or SpatialPolygonsDataFrame

Class "SpatialPolygons"

Class "SpatialPolygonsDataFrame"

constructs SpatialXxxDataFrame from geometry and attributes

aggregation of spatial objects

Make SpatialPolygons object from GridTopology object

Making SpatialPolygons objects

read/write to/from (ESRI) asciigrid format

retrieve bbox from spatial data

blue-pink-yellow color scheme, which also prints well on black/white printers

Create a bubble plot of spatial data

Convert character vector to DMS-class object

Display a compass rose.

set spatial coordinates to create a Spatial object, or retrieve spatial coordinates from a Spatial object

retrieve (or set) spatial coordinates

retrieve or assign coordinate names for classes in sp

axis with degrees

retrieve spatial dimensions from spatial data

disaggregate SpatialLines, SpatialLinesDataFrame, SpatialPolygons, or SpatialPolygonsDataFrame objects

rearrange data in SpatialPointsDataFrame or SpatialGridDataFrame for plotting with spplot (levelplot/xyplot wrapper)

Methods for retrieving the geometry from a composite (geometry + attributes) object

specify spatial data as being gridded, or find out whether they are

create neighbourhood (nb) object from grid geometry

Create N-S and E-W grid lines over a geographic region

Image or contour method for gridded spatial data; convert to and from image data structure

Sets or retrieves projection attributes on classes extending SpatialData

deprecated function to load the Meuse data set

Calculate aspect ratio for plotting geographic maps; create nice degree axis labels

Merge a Spatial* object having attributes with a data.frame

Meuse river data set

Prediction Grid for Meuse Data Set

Prediction Grid for Meuse Data Set, geographical coordinates

River Meuse outline

consistent spatial overlay for points, grids and polygons

panel and panel utility functions for spplot

do point(s) fall in a given polygon?

sets spatial coordinates to create spatial data, or retrieves spatial coordinates

Retrieve polygons from SpatialPolygonsDataFrame object

Methods for Function recenter in Package ‘sp’

select points spatially

Deprecated functions in sp

change feature IDs in spatial objects

Euclidean or Great Circle distance between points

spTransform for map projection and datum transformation

Plot methods for spatial data with attributes

sample point locations in (or on) a spatial object

rearrange data in SpatialPointsDataFrame or SpatialGridDataFrame for plotting with spplot (levelplot/xyplot wrapper)

Compute surface area of a digital elevation model.

find point pairs with equal spatial coordinates