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spatstat (version 1.8-3)
Spatial Point Pattern analysis, model-fitting and simulation
Description
Spatial Point Pattern data analysis, modelling and simulation including multitype/marked points and spatial covariates
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Install
install.packages('spatstat')
Monthly Downloads
18,534
Version
1.8-3
License
GPL version 2 or newer
Maintainer
Adrian Baddeley
Last Published
March 22nd, 2025
Functions in spatstat (1.8-3)
Search all functions
envelope
Simulation envelopes of summary function
Kinhom
Inhomogeneous K-function
default.dummy
Generate a Default Pattern of Dummy Points
Kest.fft
K-function using FFT
Poisson
Poisson Point Process Model
alltypes
Calculate Statistic for All Types in a Multitype Point Pattern
as.mask
Pixel Image Approximation of a Window
Kmulti
Marked K-Function
bramblecanes
Hutchings' Bramble Canes data
Jdot
Multitype J Function (i-to-any)
Kcross.inhom
Inhomogeneous Cross K Function
Saturated
Saturated Pairwise Interaction model
betacells
Beta Ganglion Cells in Cat Retina
complement.owin
Take Complement of a Window
cut.ppp
Convert Point Pattern Marks from Numeric to Factor
amacrine
Hughes' Amacrine Cell Data
Jcross
Multitype J Function (i-to-j)
Fest
Estimate the empty space function F
corners
Corners of a rectangle
eem
Exponential Energy Marks
angles.psp
Orientation Angles of Line Segments
Softcore
The Soft Core Point Process Model
compatible.im
Test Whether Two Pixel Images Are Compatible
distmap.ppp
Distance Map of Point Pattern
Kmeasure
Reduced Second Moment Measure
Jmulti
Marked J Function
compatible.fv
Test Whether Two Function Objects Are Compatible
MultiStrauss
The Multitype Strauss Point Process Model
affine.psp
Apply Affine Transformation To Line Segment Pattern
Gcross
Multitype Nearest Neighbour Distance Function (i-to-j)
is.marked.ppp
Test Whether A Point Pattern is Marked
PairPiece
The Piecewise Constant Pairwise Interaction Point Process Model
ants
Harkness-Isham ants' nests data
Ord
Generic Ord Interaction model
as.im
Convert to Pixel Image
DiggleGratton
Diggle-Gratton model
Iest
Estimate the I-function
chorley
Chorley-Ribble Cancer Data
centroid.owin
Centroid of a window
StraussHard
The Strauss / Hard Core Point Process Model
pcf.ppp
Pair Correlation Function of Point Pattern
Pairwise
Generic Pairwise Interaction model
is.marked
Test Whether Marks Are Present
is.ppp
Test Whether An Object Is A Point Pattern
Gdot
Multitype Nearest Neighbour Distance Function (i-to-any)
Gest
Nearest Neighbour Distance Function G
bounding.box
Bounding Box of a Window
gridcentres
Rectangular grid of points
dirichlet.weights
Compute Quadrature Weights Based on Dirichlet Tessellation
japanesepines
Japanese Pines Point Pattern
area.owin
Area of a Window
crossdist.psp
Pairwise distances between two different line segment patterns
lansing
Lansing Woods Point Pattern
OrdThresh
Ord's Interaction model
im.object
Class of Images
eval.im
Evaluate Expression Involving Pixel Images
eroded.areas
Areas of Morphological Erosions
crossdist.ppp
Pairwise distances between two different point patterns
bdist.points
Distance to Boundary of Window
density.psp
Kernel Smoothing of Line Segment Pattern
bdist.pixels
Distance to Boundary of Window
Strauss
The Strauss Point Process Model
erode.owin
Erode a Window
crossdist.default
Pairwise distances between two different sets of points
as.rectangle
Window Frame
concatxy
Concatenate x,y Coordinate Vectors
pcf.fasp
Pair Correlation Function obtained from array of K functions
intersect.owin
Intersection or Union of Two Windows
humberside
Humberside Data on Childhood Leukaemia and Lymphoma
Geyer
Geyer's Saturation Point Process Model
anova.ppm
ANOVA for Fitted Point Process Models
distmap.owin
Distance Map of Window
cells
Biological Cells Point Pattern
density.ppp
Kernel Smoothed Intensity of Point Pattern
is.ppm
Test Whether An Object Is A Fitted Point Process Model
fitted.ppm
Fitted Conditional Intensity for Point Process Model
Gmulti
Marked Nearest Neighbour Distance Function
as.psp
Convert Data To Class psp
lengths.psp
Lengths of Line Segments
affine
Apply Affine Transformation
Kdot
Multitype K Function (i-to-any)
pairdist.psp
Pairwise distances between line segments
affine.ppp
Apply Affine Transformation To Point Pattern
plot.ppm
plot a Fitted Point Process Model
diameter
Diameter of a Window Frame
allstats
Calculate four standard summary functions of a point pattern.
affine.owin
Apply Affine Transformation To Window
as.ppp
Convert Data To Class ppp
data.ppm
Extract Original Data from a Fitted Point Process Model
lurking
Lurking variable plot
demopat
Artificial Data Point Pattern
rNeymanScott
Simulate Neyman-Scott Process
Jest
Estimate the J-function
rmhcontrol
Set Control Parameters for Metropolis-Hastings Algorithm.
midpoints.psp
Midpoints of Line Segment Pattern
pcf.fv
Pair Correlation Function obtained from K Function
inside.owin
Test Whether Points Are Inside A Window
predict.ppm
Prediction from a Fitted Point Process Model
rmpoint
Generate N Random Multitype Points
owin.object
Class owin
reduced.sample
Reduced Sample Estimator using Histogram Data
rmh.default
Simulate Point Process Models using the Metropolis-Hastings Algorithm.
Kdot.inhom
Inhomogeneous Multitype K Dot Function
LennardJones
The Lennard-Jones Potential
diagnose.ppm
Diagnostic Plots for Fitted Point Process Model
MultiStraussHard
The Multitype/Hard Core Strauss Point Process Model
as.owin
Convert Data To Class owin
im
Create a Pixel Image Object
harmonic
Basis for Harmonic Functions
runifpoint
Generate N Uniform Random Points
letterR
Window in Shape of Letter R
residuals.ppm
Residuals for Fitted Point Process Model
is.marked.ppm
Test Whether A Point Process Model is Marked
dummy.ppm
Extract Dummy Points Used to Fit a Point Process Model
plot.quad
plot a Spatial Quadrature Scheme
scanpp
Read Point Pattern From Data File
ppm.object
Class of Fitted Point Process Models
is.subset.owin
Determine Whether One Window is Contained In Another
residualspaper
Data and Code From JRSS Discussion Paper on Residuals
is.owin
Test Whether An Object Is A Window
ord.family
Ord Interaction Process Family
ppp.object
Class of Point Patterns
rmh.ppm
Simulate from a Fitted Point Process Model
ppm
Fit Point Process Model to Data
plot.fv
Plot Function Valuesn
gridweights
Compute Quadrature Weights Based on Grid Counts
print.ppp
Print Brief Details of a Point Pattern Dataset
pairdist.default
Pairwise distances
quadratcount
Quadrat counting for a point pattern
psp.object
Class of Line Segment Patterns
rSSI
Simple Sequential Inhibition
ppp
Create a Point Pattern
hamster
Aherne's hamster tumour data
ganglia
Beta Ganglion Cells in Cat Retina, Old Version
plot.plotppm
Plot a plotppm Object Created by plot.ppm
rotate.owin
Rotate a Window
print.owin
Print Brief Details of a Spatial Window
rtoro
Random Toroidal Shift of Point Pattern
setcov
Set Covariance of a Window
pairdist
Pairwise distances
spokes
Spokes pattern of dummy points
kaplan.meier
Kaplan-Meier Estimator using Histogram Data
copper
Berman-Huntington points and lines data
spatstat
The Spatstat Package
pcf
Pair Correlation Function
spatstat.options
Internal Options in Spatstat Package
print.ppm
Print a Fitted Point Process Model
qqplot.ppm
Q-Q Plot of Residuals from Fitted Point Process Model
rThomas
Simulate Thomas Process
print.im
Print Brief Details of an Image
rmh
Simulate point patterns using the Metropolis-Hastings algorithm.
quadscheme
Generate a Quadrature Scheme from a Point Pattern
quad.object
Class of Quadrature Schemes
summary.im
Summarizing a Pixel Image
plot.im
Plot a Pixel Image
shift.ppp
Apply Vector Translation To Point Pattern
raster.x
Cartesian Coordinates for a Pixel Raster
spruces
Spruces Point Pattern
markcorr
Mark Correlation Function
simdat
Simulated Point Pattern
crossdist
Pairwise distances
split.ppp
Divide Point Pattern into Sub-patterns
nndist
Nearest neighbour distances
redwoodfull
California Redwoods Point Pattern (Entire Dataset)
setmarks
Set or Reset the Marks in a Point Pattern
longleaf
Longleaf Pines Point Pattern
expand.owin
Expand Window By Factor
nearest.raster.point
Find Pixel Nearest to a Given Point
rMaternII
Simulate Matern Model II
rlabel
Random Re-Labelling of Point Pattern
plot.splitppp
Plot a List of Point Patterns
print.psp
Print Brief Details of a Line Segment Pattern Dataset
owin
Create a Window
pairdist.ppp
Pairwise distances
shift.psp
Apply Vector Translation To Line Segment Pattern
rmpoispp
Generate Multitype Poisson Point Pattern
plot.fasp
Plot a Function Array
pairwise.family
Pairwise Interaction Process Family
endpoints.psp
Endpoints of Line Segment Pattern
rotate.ppp
Rotate a Point Pattern
print.quad
Print a Quadrature Scheme
distmap.psp
Distance Map of Line Segment Pattern
coef.ppm
Coefficients of Fitted Point Process Model
fv.object
Data Frames of Function Values
eval.fv
Evaluate Expression Involving Functions
rmhstart
Determine Initial State for Metropolis-Hastings Simulation.
rpoispp
Generate Poisson Point Pattern
subset.ppp
Extract or Replace Subset of Point Pattern
rpoint
Generate N Random Points
is.im
Test Whether An Object Is A Pixel Image
plot.ppp
plot a Spatial Point Pattern
subset.psp
Extract Subset of Line Segment Pattern
Kcross
Multitype K Function (Cross-type)
rMaternI
Simulate Matern Model I
rmhmodel
Define Point Process Model for Metropolis-Hastings Simulation.
pairsat.family
Saturated Pairwise Interaction Point Process Family
identify.ppp
Identify Points in a Point Pattern
rotate.psp
Rotate a Line Segment Pattern
spatstat-internal
Internal spatstat functions
redwood
California Redwoods Point Pattern (Ripley's Subset)
rMatClust
Simulate Matern Cluster Process
suffstat
Sufficient Statistic of Point Process Model
Kest
K-function
km.rs
Kaplan-Meier and Reduced Sample Estimator using Histograms
rotate
Rotate
applynbd
Apply Function to Every Neighbourhood in a Point Pattern
shift.owin
Apply Vector Translation To Window
shift
Apply Vector Translation
summary.ppm
Summarizing a Fitted Point Process Model
plot.psp
plot a Spatial Line Segment Pattern
square
Square Window
spatstat-deprecated
Deprecated spatstat functions
markstat
Summarise Marks in Every Neighbourhood in a Point Pattern
nztrees
New Zealand Trees Point Pattern
quad.ppm
Extract Quadrature Scheme Used to Fit a Point Process Model
psp
Create a Line Segment Pattern
shift.im
Apply Vector Translation To Pixel Image
update.ppm
Update a Fitted Point Process Model
reach
Interaction Distance of a Point Process
swedishpines
Swedish Pines Point Pattern
distmap
Distance Map
ripras
Estimate window from points alone
summary.ppp
Summary of a Point Pattern Dataset
finpines
Pine saplings in Finland.
summary.quad
Summarizing a Quadrature Scheme
fasp.object
Function Arrays for Spatial Patterns
plot.owin
Plot a Spatial Window
union.quad
Union of Data and Dummy Points
subset.fasp
Extract Subset of Function Array
subset.fv
Extract Subset of Function Values
subset.im
Extract Subset of Image
summary.psp
Summary of a Line Segment Pattern Dataset
superimpose
Superimpose Several Point Patterns
unmark
Remove Marks from a Marked Point Pattern
rescue.rectangle
Convert Window Back To Rectangle
stratrand
Stratified random point pattern
summary.owin
Summary of a Spatial Window