Geographic Data Analysis and Modeling

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Documentation for package ‘raster’ version 3.5-15

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A B C D E F G H I K L M N O P Q R S T U V W X Y Z misc

raster-package Overview of the functions in the raster package

-- A --

addLayer Add or drop a layer
addLayer-method Add or drop a layer
adjacent Adjacent cells
adjacent-method Adjacent cells
aggregate Aggregate raster cells or SpatialPolygons/Lines
aggregate-method Aggregate raster cells or SpatialPolygons/Lines
alignExtent Align an extent (object of class Extent)
all.equal-method Compare Raster objects
animate Animate layers of a Raster* object
animate-method Animate layers of a Raster* object
approxNA Estimate values for cell values that are 'NA' by interpolating between layers
approxNA-method Estimate values for cell values that are 'NA' by interpolating between layers
area Size of cells
area-method Size of cells
Arith-method Arithmetic with Raster* objects
Arith-methods Arithmetic with Raster* objects
as.array Get a vector, matrix, or array with raster cell values
as.array-method Get a vector, matrix, or array with raster cell values
as.character Character representation of a Raster or Extent object
as.character-method Character representation of a Raster or Extent object
as.character-method Get or set a coordinate reference system (projection)
as.data.frame Get a data.frame with raster cell values, or coerce SpatialPolygons, Lines, or Points to a data.frame
as.data.frame-method Get a data.frame with raster cell values, or coerce SpatialPolygons, Lines, or Points to a data.frame
as.factor Factors
as.factor-method Factors
as.integer-method Change cell values to logical or integer values
as.list-method Create a list of RasterLayer objects
as.logical-method Change cell values to logical or integer values
as.matrix Get a vector, matrix, or array with raster cell values
as.matrix-method Get a vector, matrix, or array with raster cell values
as.raster Coerce to a 'raster' object
as.raster-method Coerce to a 'raster' object
as.vector Get a vector, matrix, or array with raster cell values
as.vector-method Get a vector, matrix, or array with raster cell values
asFactor Factors
asFactor-method Factors
atan2 Two argument arc-tangent
atan2-method Two argument arc-tangent

-- B --

bandnr Number of bands
bandnr-method Number of bands
barplot Bar plot of a RasterLayer
barplot-method Bar plot of a RasterLayer
BasicRaster-class Raster* classes
bbox-method Extent
beginCluster Use a multi-core cluster
bind Bind Spatial* objects
bind-method Bind Spatial* objects
blockSize Block size for writing files
boundaries boundaries (edges) detection
boundaries-method boundaries (edges) detection
boxplot Box plot of Raster objects
boxplot-method Box plot of Raster objects
brick Create a RasterBrick object
brick-method Create a RasterBrick object
buffer buffer
buffer-method buffer

-- C --

calc Calculate
calc-method Calculate
canProcessInMemory Helper functions for programming
ccodes Get geographic data
ceiling-method Integer values
ceiling-method round Extent coordinates
cellFromCol Get cell, row, or column number
cellFromLine Get cell, row, or column number
cellFromPolygon Get cell, row, or column number
cellFromRow Get cell, row, or column number
cellFromRowCol Get cell, row, or column number
cellFromRowCol-method Get cell, row, or column number
cellFromRowColCombine Get cell, row, or column number
cellFromRowColCombine-method Get cell, row, or column number
cellFromXY Get cell, row, or column number
cellFromXY-method Get cell, row, or column number
cellsFromExtent Cells from extent, and vice versa
cellStats Statistics across cells
cellStats-method Statistics across cells
clamp Clamp values
clamp-method Clamp values
clearValues Clear values
click Query by clicking on a map
click-method Query by clicking on a map
clump Detect clumps
clump-method Detect clumps
clusterR Use a multi-core cluster
colFromCell Row or column number from a cell number
colFromCell-method Row or column number from a cell number
colFromX Get cell, row, or column number
colFromX-method Get cell, row, or column number
colortable colortable
colortable<- colortable
colSums rowSums and colSums for Raster objects
colSums-method rowSums and colSums for Raster objects
Compare-method Compare Raster* objects
Compare-methods Compare Raster* objects
compareCRS Partially compare two CRS objects
compareRaster Compare Raster objects
contour Contour plot
contour-method Contour plot
coordinates Coordinates from a row, column or cell number
coordinates-method Coordinates from a row, column or cell number
corLocal Local correlation coefficient
corLocal-method Local correlation coefficient
couldBeLonLat Is this longitude/latitude data?
couldBeLonLat-method Is this longitude/latitude data?
cover Replace NA values with values of other layers
cover-method Replace NA values with values of other layers
crop Crop
crop-method Crop
crosstab Cross-tabulate
crosstab-method Cross-tabulate
crs Get or set a coordinate reference system (projection)
crs-method Get or set a coordinate reference system (projection)
crs<- Get or set a coordinate reference system (projection)
crs<--method Get or set a coordinate reference system (projection)
cut Convert values to classes
cut-method Convert values to classes
cv Coefficient of variation
cv-method Coefficient of variation

-- D --

dataSigned Raster file properties
dataSize Raster file properties
dataType Data type
dataType<- Data type
density Density plot
density-method Density plot
deratify Factors
dim Dimensions of a Raster* object
dim-method Dimensions of a Raster* object
dim<--method Dimensions of a Raster* object
direction Direction
direction-method Direction
disaggregate Disaggregate
disaggregate-method Disaggregate
distance Distance
distance-method Distance
distanceFromPoints Distance from points
drawExtent Create an Extent object by drawing on a map
drawLine Draw a line or polygon
drawPoly Draw a line or polygon
dropLayer Add or drop a layer
dropLayer-method Add or drop a layer

-- E --

endCluster Use a multi-core cluster
erase Erase parts of a SpatialPolygons* or SpatialLines* object. The inverse of this can be done with 'intersect'
erase-method Erase parts of a SpatialPolygons* or SpatialLines* object. The inverse of this can be done with 'intersect'
extend Extend
extend-method Extend
extension Filename extensions
extension<- Filename extensions
Extent Class "Extent"
extent Extent
Extent-class Class "Extent"
extent-method Extent
extent<- Set the extent of a RasterLayer
extentFromCells Cells from extent, and vice versa
extract Extract values from Raster objects
extract-method Extract values from Raster objects

-- F --

factorValues Factors
filename Filename
filledContour Filled contour plot
flip Flip
flip-method Flip
floor-method Integer values
floor-method round Extent coordinates
flowPath Flow path
focal Focal values
focal-method Focal values
focalWeight Focal weights matrix
fourCellsFromXY Get cell, row, or column number
freq Frequency table
freq-method Frequency table
fromDisk Are values in memory and/or on disk?

-- G --

gain Gain and offset of values on file
gain<- Gain and offset of values on file
Geary Spatial autocorrelation
GearyLocal Spatial autocorrelation
geom Get the coordinates of a vector type Spatial* object
geom-method Get the coordinates of a vector type Spatial* object
getCluster Helper functions for programming
getData Get geographic data
getValues Get raster cell values
getValues-method Get raster cell values
getValuesBlock Get a block of raster cell values
getValuesBlock-method Get a block of raster cell values
getValuesFocal Get focal raster cell values
getValuesFocal-method Get focal raster cell values
getZ Get or set z-values
gridDistance Distance on a grid
gridDistance-method Distance on a grid

-- H --

hasValues Are values in memory and/or on disk?
hasValues-method Are values in memory and/or on disk?
hdr Header files
head Show the head or tail of a Raster* object
head-method Show the head or tail of a Raster* object
hillShade Hill shading
hist Histogram
hist-method Histogram

-- I --

image Image
image-method Image
init Initialize a Raster object with values
init-method Initialize a Raster object with values
inMemory Are values in memory and/or on disk?
inMemory-method Are values in memory and/or on disk?
interpolate Interpolate
interpolate-method Interpolate
intersect Intersect
intersect-method Intersect
is.factor Factors
is.factor-method Factors
is.finite-method Logical operators and functions
is.infinite-method Logical operators and functions
is.na-method Logical operators and functions
is.na-method Get or set a coordinate reference system (projection)
is.nan-method Logical operators and functions
isLonLat Is this longitude/latitude data?
isLonLat-method Is this longitude/latitude data?

-- K --

KML Write a KML or KMZ file
KML-method Write a KML or KMZ file

-- L --

labels-method Names of raster layers
layerize Layerize
layerize-method Layerize
layerStats Correlation and (weighted) covariance
length-method Number or rows, columns, and cells of a Raster* object
levels Factors
levels-method Factors
levels<- Factors
levels<--method Factors
lines-method Plot a Raster* object
lines-method Use spplot to plot a Raster* or other object
localFun Local functions
localFun-method Local functions
log-method Mathematical functions
Logic-method Logical operators and functions
Logic-methods Logical operators and functions

-- M --

mask Mask values in a Raster object
mask-method Mask values in a Raster object
match Value matching for Raster* objects
match-method Value matching for Raster* objects
Math-method Mathematical functions
Math-methods Mathematical functions
Math2-method Mathematical functions
maxValue Minimum and maximum values
maxValue-method Minimum and maximum values
mean-method Summary methods
median-method Summary methods
merge Merge Raster* objects
merge-method Merge Raster* objects
metadata Metadata
metadata-method Metadata
metadata<- Metadata
minValue Minimum and maximum values
minValue-method Minimum and maximum values
modal modal value
modal-method modal value
Moran Spatial autocorrelation
MoranLocal Spatial autocorrelation
mosaic Merge Raster* objects using a function for overlapping areas
mosaic-method Merge Raster* objects using a function for overlapping areas
movingFun Moving functions

-- N --

names Names of raster layers
names-method Names of raster layers
names<- Names of raster layers
names<--method Names of raster layers
NAvalue Set the NA value of a RasterLayer
NAvalue<- Set the NA value of a RasterLayer
nbands Number of bands
ncell Number or rows, columns, and cells of a Raster* object
ncell-method Number or rows, columns, and cells of a Raster* object
ncol Number or rows, columns, and cells of a Raster* object
ncol-method Number or rows, columns, and cells of a Raster* object
ncol<- Number or rows, columns, and cells of a Raster* object
ncol<--method Number or rows, columns, and cells of a Raster* object
nlayers Number of layers
nlayers-method Number of layers
nrow Number or rows, columns, and cells of a Raster* object
nrow-method Number or rows, columns, and cells of a Raster* object
nrow<- Number or rows, columns, and cells of a Raster* object
nrow<--method Number or rows, columns, and cells of a Raster* object

-- O --

offs Gain and offset of values on file
offs<- Gain and offset of values on file
origin Origin
origin-method Origin
origin<- Origin
origin<--method Origin
overlay Overlay Raster objects
overlay-method Overlay Raster objects

-- P --

pairs Pairs plot (matrix of scatterplots)
pairs-method Pairs plot (matrix of scatterplots)
pbClose Helper functions for programming
pbCreate Helper functions for programming
pbStep Helper functions for programming
persp Perspective plot
persp-method Perspective plot
plot Plot a Raster* object
plot-method Plot a Raster* object
plotRGB Red-Green-Blue plot of a multi-layered Raster object
plotRGB-method Red-Green-Blue plot of a multi-layered Raster object
pointDistance Distance between points
predict Spatial model predictions
predict-method Spatial model predictions
print-method Raster* classes
proj4string Get or set a coordinate reference system (projection)
proj4string-method Get or set a coordinate reference system (projection)
proj4string<- Get or set a coordinate reference system (projection)
projectExtent Project a Raster object
projection Get or set a coordinate reference system (projection)
projection<- Get or set a coordinate reference system (projection)
projectRaster Project a Raster object

-- Q --

quantile Raster quantiles
quantile-method Raster quantiles

-- R --

raster Create a RasterLayer object
Raster-class Raster* classes
raster-method Create a RasterLayer object
RasterBrick-class Raster* classes
rasterFromCells Subset a raster by cell numbers
rasterFromXYZ Create a Raster* object from x, y, z values
rasterize Rasterize points, lines, or polygons
rasterize-method Rasterize points, lines, or polygons
RasterLayer-class Raster* classes
RasterLayerSparse-class Raster* classes
rasterOptions Global options for the raster package
RasterStack-class Raster* classes
RasterStackBrick-class Raster* classes
rasterTmpFile Temporary files
rasterToContour Raster to contour lines conversion
rasterToPoints Raster to points conversion
rasterToPolygons Raster to polygons conversion
ratify Factors
ratify-method Factors
Rcpp_SpExtent-class Rcpp classes
Rcpp_SpPoly-class Rcpp classes
Rcpp_SpPolygons-class Rcpp classes
Rcpp_SpPolyPart-class Rcpp classes
readAll Read values from disk
readAll-method Read values from disk
readIniFile Read a .ini file
readStart Helper functions for programming
readStart-method Helper functions for programming
readStop Helper functions for programming
readStop-method Helper functions for programming
reclassify Reclassify
reclassify-method Reclassify
rectify rectify a Raster object
rectify-method rectify a Raster object
removeTmpFiles Temporary files
res Resolution
res-method Resolution
res<- Resolution
res<--method Resolution
resample Resample a Raster object
resample-method Resample a Raster object
returnCluster Helper functions for programming
RGB Create a Red-Green-Blue Raster object
RGB-method Create a Red-Green-Blue Raster object
rotate Rotate
rotate-method Rotate
rotated Do the raster cells have a rotation?
round-method Integer values
rowColFromCell Row or column number from a cell number
rowColFromCell-method Row or column number from a cell number
rowFromCell Row or column number from a cell number
rowFromCell-method Row or column number from a cell number
rowFromY Get cell, row, or column number
rowFromY-method Get cell, row, or column number
rowSums rowSums and colSums for Raster objects
rowSums-method rowSums and colSums for Raster objects

-- S --

sampleInt Sample integer values
sampleRandom Random sample
sampleRandom-method Random sample
sampleRegular Regular sample
sampleRegular-method Regular sample
sampleStratified Stratified random sample
sampleStratified-method Stratified random sample
scale Scale values
scale-method Scale values
scalebar scalebar
select Geometric subsetting
select-method Geometric subsetting
setExtent Set the extent of a RasterLayer
setMinMax Compute min and max values
setMinMax-method Compute min and max values
setValues Set values of a Raster object
setValues-method Set values of a Raster object
setZ Get or set z-values
shapefile Read or write a shapefile
shapefile-method Read or write a shapefile
shift Shift
shift-method Shift
show-method Class "Extent"
show-method Raster* classes
showTmpFiles Temporary files
slopeAspect Slope and aspect
SpatialVector-class Raster* classes
SpExtent Rcpp classes
spLines Create SpatialLines* or SpatialPolygons*
spplot Use spplot to plot a Raster* or other object
spplot-method Use spplot to plot a Raster* or other object
SpPoly Rcpp classes
SpPoly-class Rcpp classes
SpPolygons Rcpp classes
spPolygons Create SpatialLines* or SpatialPolygons*
SpPolygons-class Rcpp classes
SpPolyPart Rcpp classes
SpPolyPart-class Rcpp classes
stack Create a RasterStack object
stack-method Create a RasterStack object
stackApply Apply a function on subsets of a RasterStack or RasterBrick
stackOpen Save or open a RasterStack file
stackSave Save or open a RasterStack file
stackSelect Select cell values from a multi-layer Raster* object
stackSelect-method Select cell values from a multi-layer Raster* object
stretch Stretch
stretch-method Stretch
subs Substitute values in a Raster* object
subs-method Substitute values in a Raster* object
subset Subset layers in a Raster* object
subset-method Subset layers in a Raster* object
Summary-method Summary methods
summary-method Summary
Summary-methods Summary methods
symdif Symetrical difference
symdif-method Symetrical difference

-- T --

t Transpose
t-method Transpose
tail Show the head or tail of a Raster* object
tail-method Show the head or tail of a Raster* object
terrain Terrain characteristics
terrain-method Terrain characteristics
text Add labels to a map
text-method Add labels to a map
tmpDir Global options for the raster package
trim Trim
trim-method Trim
trunc-method Integer values

-- U --

union Union Extent or SpatialPolygons* objects
union-method Union Extent or SpatialPolygons* objects
unique Unique values
unique-method Unique values
unstack Unstack
unstack-method Unstack
update Update raster cells of files (on disk)
update-method Update raster cells of files (on disk)

-- V --

validCell Validity of a cell, column or row number
validCol Validity of a cell, column or row number
validNames Create valid names
validRow Validity of a cell, column or row number
values Get raster cell values
values-method Get raster cell values
values<- Set values of a Raster object
values<--method Set values of a Raster object
VectorLayer-class Raster* classes

-- W --

weighted.mean Weighted mean of rasters
weighted.mean-method Weighted mean of rasters
Which Which cells are TRUE?
Which-method Which cells are TRUE?
which.max Where is the min or max value?
which.max-method Where is the min or max value?
which.min Where is the min or max value?
which.min-method Where is the min or max value?
whiches.max Where is the min or max value?
whiches.max-method Where is the min or max value?
whiches.min Where is the min or max value?
whiches.min-method Where is the min or max value?
wkt Get or set a coordinate reference system (projection)
wkt-method Get or set a coordinate reference system (projection)
writeFormats File types for writing
writeRaster Write raster data to a file
writeRaster-method Write raster data to a file
writeStart Write values to a file
writeStart-method Write values to a file
writeStop Write values to a file
writeStop-method Write values to a file
writeValues Write values to a file
writeValues-method Write values to a file

-- X --

xFromCell Coordinates from a row, column or cell number
xFromCell-method Coordinates from a row, column or cell number
xFromCol Coordinates from a row, column or cell number
xFromCol-method Coordinates from a row, column or cell number
xmax Coordinates of the Extent of a Raster object
xmax-method Coordinates of the Extent of a Raster object
xmax<- Coordinates of the Extent of a Raster object
xmax<--method Coordinates of the Extent of a Raster object
xmin Coordinates of the Extent of a Raster object
xmin-method Coordinates of the Extent of a Raster object
xmin<- Coordinates of the Extent of a Raster object
xmin<--method Coordinates of the Extent of a Raster object
xres Resolution
xres-method Resolution
xyFromCell Coordinates from a row, column or cell number
xyFromCell-method Coordinates from a row, column or cell number

-- Y --

yFromCell Coordinates from a row, column or cell number
yFromCell-method Coordinates from a row, column or cell number
yFromRow Coordinates from a row, column or cell number
yFromRow-method Coordinates from a row, column or cell number
ymax Coordinates of the Extent of a Raster object
ymax-method Coordinates of the Extent of a Raster object
ymax<- Coordinates of the Extent of a Raster object
ymax<--method Coordinates of the Extent of a Raster object
ymin Coordinates of the Extent of a Raster object
ymin-method Coordinates of the Extent of a Raster object
ymin<- Coordinates of the Extent of a Raster object
ymin<--method Coordinates of the Extent of a Raster object
yres Resolution
yres-method Resolution

-- Z --

zApply z (time) apply
zonal Zonal statistics
zonal-method Zonal statistics
zoom Zoom in on a map
zoom-method Zoom in on a map

-- misc --

!-method Logical operators and functions
!=-method Compare Raster* objects
$-method Replace cell values or layers of a Raster* object
$<--method Replace cell values or layers of a Raster* object
%in% Value matching for Raster* objects
%in%-method Value matching for Raster* objects
*-method Arithmetic with Raster* objects
+-method Arithmetic with Raster* objects
--method Arithmetic with Raster* objects
==-method Compare Raster* objects
[-method Indexing to extract values of a Raster* object
[<--method Replace cell values or layers of a Raster* object
[[-method Indexing to extract values of a Raster* object
[[<--method Replace cell values or layers of a Raster* object