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spatstat (version 1.8-2)
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
16,590
Version
1.8-2
License
GPL version 2 or newer
Maintainer
Adrian Baddeley
Last Published
March 22nd, 2025
Functions in spatstat (1.8-2)
Search all functions
Gdot
Multitype Nearest Neighbour Distance Function (i-to-any)
Kest
K-function
Softcore
The Soft Core Point Process Model
chorley
Chorley-Ribble Cancer Data
Gmulti
Marked Nearest Neighbour Distance Function
PairPiece
The Piecewise Constant Pairwise Interaction Point Process Model
is.marked
Test Whether Marks Are Present
copper
Berman-Huntington points and lines data
affine
Apply Affine Transformation
area.owin
Area of a Window
MultiStrauss
The Multitype Strauss Point Process Model
distmap.owin
Distance Map of Window
demopat
Artificial Data Point Pattern
LennardJones
The Lennard-Jones Potential
nndist
Nearest neighbour distances
distmap.ppp
Distance Map of Point Pattern
Gest
Nearest Neighbour Distance Function G
StraussHard
The Strauss / Hard Core Point Process Model
as.mask
Pixel Image Approximation of a Window
centroid.owin
Centroid of a window
dirichlet.weights
Compute Quadrature Weights Based on Dirichlet Tessellation
betacells
Beta Ganglion Cells in Cat Retina
complement.owin
Take Complement of a Window
eval.fv
Evaluate Expression Involving Functions
markstat
Summarise Marks in Every Neighbourhood in a Point Pattern
quadscheme
Generate a Quadrature Scheme from a Point Pattern
Kmeasure
Reduced Second Moment Measure
rThomas
Simulate Thomas Process
gridweights
Compute Quadrature Weights Based on Grid Counts
ppm.object
Class of Fitted Point Process Models
ants
Harkness-Isham ants' nests data
Poisson
Poisson Point Process Model
harmonic
Basis for Harmonic Functions
intersect.owin
Intersection or Union of Two Windows
affine.ppp
Apply Affine Transformation To Point Pattern
compatible.fv
Test Whether Two Function Objects Are Compatible
concatxy
Concatenate x,y Coordinate Vectors
gridcentres
Rectangular grid of points
raster.x
Cartesian Coordinates for a Pixel Raster
pcf.fv
Pair Correlation Function obtained from K Function
Geyer
Geyer's Saturation Point Process Model
is.owin
Test Whether An Object Is A Window
pairsat.family
Saturated Pairwise Interaction Point Process Family
Kinhom
Inhomogeneous K-function
Jdot
Multitype J Function (i-to-any)
Jest
Estimate the J-function
Kdot
Multitype K Function (i-to-any)
cells
Biological Cells Point Pattern
fitted.ppm
Fitted Conditional Intensity for Point Process Model
MultiStraussHard
The Multitype/Hard Core Strauss Point Process Model
rSSI
Simple Sequential Inhibition
psp.object
Class of Line Segment Patterns
amacrine
Hughes' Amacrine Cell Data
plot.ppm
plot a Fitted Point Process Model
dummy.ppm
Extract Dummy Points Used to Fit a Point Process Model
affine.psp
Apply Affine Transformation To Line Segment Pattern
hamster
Aherne's hamster tumour data
is.subset.owin
Determine Whether One Window is Contained In Another
print.im
Print Brief Details of an Image
corners
Corners of a rectangle
shift
Apply Vector Translation
reduced.sample
Reduced Sample Estimator using Histogram Data
pcf.ppp
Pair Correlation Function of Point Pattern
bounding.box
Bounding Box of a Window
subset.fasp
Extract Subset of Function Array
default.dummy
Generate a Default Pattern of Dummy Points
psp
Create a Line Segment Pattern
swedishpines
Swedish Pines Point Pattern
residuals.ppm
Residuals for Fitted Point Process Model
is.ppp
Test Whether An Object Is A Point Pattern
inside.owin
Test Whether Points Are Inside A Window
shift.psp
Apply Vector Translation To Line Segment Pattern
is.marked.ppm
Test Whether A Point Process Model is Marked
Kest.fft
K-function using FFT
qqplot.ppm
Q-Q Plot of Residuals from Fitted Point Process Model
summary.quad
Summarizing a Quadrature Scheme
redwoodfull
California Redwoods Point Pattern (Entire Dataset)
DiggleGratton
Diggle-Gratton model
rmpoispp
Generate Multitype Poisson Point Pattern
Kmulti
Marked K-Function
rotate.owin
Rotate a Window
Gcross
Multitype Nearest Neighbour Distance Function (i-to-j)
owin.object
Class owin
erode.owin
Erode a Window
alltypes
Calculate Statistic for All Types in a Multitype Point Pattern
ganglia
Beta Ganglion Cells in Cat Retina, Old Version
rmpoint
Generate N Random Multitype Points
rotate
Rotate
affine.owin
Apply Affine Transformation To Window
is.marked.ppp
Test Whether A Point Pattern is Marked
Jmulti
Marked J Function
envelope
Simulation envelopes of summary function
markcorr
Mark Correlation Function
square
Square Window
summary.owin
Summary of a Spatial Window
km.rs
Kaplan-Meier and Reduced Sample Estimator using Histograms
quadratcount
Quadrat counting for a point pattern
Saturated
Saturated Pairwise Interaction model
plot.fasp
Plot a Function Array
OrdThresh
Ord's Interaction model
ppp.object
Class of Point Patterns
Jcross
Multitype J Function (i-to-j)
is.im
Test Whether An Object Is A Pixel Image
rNeymanScott
Simulate Neyman-Scott Process
plot.psp
plot a Spatial Line Segment Pattern
midpoints.psp
Midpoints of Line Segment Pattern
quad.ppm
Extract Quadrature Scheme Used to Fit a Point Process Model
rpoispp
Generate Poisson Point Pattern
ppp
Create a Point Pattern
rmh
Simulate point patterns using the Metropolis-Hastings algorithm.
eval.im
Evaluate Expression Involving Pixel Images
as.ppp
Convert Data To Class ppp
plot.splitppp
Plot a List of Point Patterns
lansing
Lansing Woods Point Pattern
as.im
Convert to Pixel Image
spruces
Spruces Point Pattern
rMatClust
Simulate Matern Cluster Process
ppm
Fit Point Process Model to Data
is.ppm
Test Whether An Object Is A Fitted Point Process Model
pairdist
Pairwise distances
print.quad
Print a Quadrature Scheme
Iest
Estimate the I-function
setmarks
Set or Reset the Marks in a Point Pattern
print.ppm
Print a Fitted Point Process Model
diagnose.ppm
Diagnostic Plots for Fitted Point Process Model
fv.object
Data Frames of Function Values
kaplan.meier
Kaplan-Meier Estimator using Histogram Data
data.ppm
Extract Original Data from a Fitted Point Process Model
stratrand
Stratified random point pattern
shift.ppp
Apply Vector Translation To Point Pattern
as.rectangle
Window Frame
ripras
Estimate window from points alone
fasp.object
Function Arrays for Spatial Patterns
letterR
Window in Shape of Letter R
ksmooth.ppp
Kernel Smoothed Intensity of Point Pattern
bdist.pixels
Distance to Boundary of Window
rpoint
Generate N Random Points
as.owin
Convert Data To Class owin
Kcross.inhom
Inhomogeneous Cross K Function
pairwise.family
Pairwise Interaction Process Family
rmh.default
Simulate Point Process Models using the Metropolis-Hastings Algorithm.
shift.im
Apply Vector Translation To Pixel Image
nztrees
New Zealand Trees Point Pattern
cut.ppp
Convert Point Pattern Marks from Numeric to Factor
shift.owin
Apply Vector Translation To Window
pcf.fasp
Pair Correlation Function obtained from array of K functions
as.psp
Convert Data To Class psp
crossdist
Pairwise distances between two different point patterns
split.ppp
Divide Point Pattern into Sub-patterns
spokes
Spokes pattern of dummy points
subset.ppp
Extract or Replace Subset of Point Pattern
suffstat
Sufficient Statistic of Point Process Model
Pairwise
Generic Pairwise Interaction model
Kdot.inhom
Inhomogeneous Multitype K Dot Function
nearest.raster.point
Find Pixel Nearest to a Given Point
spatstat-internal
Internal spatstat functions
diameter
Diameter of a Window Frame
summary.im
Summarizing a Pixel Image
rotate.ppp
Rotate a Point Pattern
runifpoint
Generate N Uniform Random Points
anova.ppm
ANOVA for Fitted Point Process Models
bdist.points
Distance to Boundary of Window
spatstat
The Spatstat Package
longleaf
Longleaf Pines Point Pattern
humberside
Humberside Data on Childhood Leukaemia and Lymphoma
spatstat.options
Internal Options in Spatstat Package
owin
Create a Window
print.ppp
Print Brief Details of a Point Pattern Dataset
summary.ppm
Summarizing a Fitted Point Process Model
angles.psp
Orientation Angles of Line Segments
plot.plotppm
Plot a plotppm Object Created by plot.ppm
subset.im
Extract Subset of Image
allstats
Calculate four standard summary functions of a point pattern.
rMaternII
Simulate Matern Model II
lengths.psp
Lengths of Line Segments
Ord
Generic Ord Interaction model
Kcross
Multitype K Function (Cross-type)
plot.quad
plot a Spatial Quadrature Scheme
compatible.im
Test Whether Two Pixel Images Are Compatible
reach
Interaction Distance of a Point Process
im.object
Class of Images
plot.fv
Plot Function Valuesn
predict.ppm
Prediction from a Fitted Point Process Model
plot.ppp
plot a Spatial Point Pattern
summary.ppp
Summary of a Point Pattern Dataset
union.quad
Union of Data and Dummy Points
rmhmodel
Define Point Process Model for Metropolis-Hastings Simulation.
print.owin
Print Brief Details of a Spatial Window
unmark
Remove Marks from a Marked Point Pattern
rMaternI
Simulate Matern Model I
rmhcontrol
Set Control Parameters for Metropolis-Hastings Algorithm.
identify.ppp
Identify Points in a Point Pattern
Strauss
The Strauss Point Process Model
coef.ppm
Coefficients of Fitted Point Process Model
im
Create a Pixel Image Object
rmhstart
Determine Initial State for Metropolis-Hastings Simulation.
residualspaper
Data and Code From JRSS Discussion Paper on Residuals
rescue.rectangle
Convert Window Back To Rectangle
distmap
Distance Map
pcf
Pair Correlation Function
rtoro
Random Toroidal Shift of Point Pattern
print.psp
Print Brief Details of a Line Segment Pattern Dataset
Fest
Estimate the empty space function F
eroded.areas
Areas of Morphological Erosions
japanesepines
Japanese Pines Point Pattern
finpines
Pine saplings in Finland.
update.ppm
Update a Fitted Point Process Model
scanpp
Read Point Pattern From Data File
plot.owin
Plot a Spatial Window
subset.fv
Extract Subset of Function Values
summary.psp
Summary of a Line Segment Pattern Dataset
plot.im
Plot a Pixel Image
distmap.psp
Distance Map of Line Segment Pattern
superimpose
Superimpose Several Point Patterns
redwood
California Redwoods Point Pattern (Ripley's Subset)
setcov
Set Covariance of a Window
spatstat-deprecated
Deprecated spatstat functions
quad.object
Class of Quadrature Schemes
lurking
Lurking variable plot
eem
Exponential Energy Marks
rlabel
Random Re-Labelling of Point Pattern
rotate.psp
Rotate a Line Segment Pattern
rmh.ppm
Simulate from a Fitted Point Process Model
applynbd
Apply Function to Every Neighbourhood in a Point Pattern
bramblecanes
Hutchings' Bramble Canes data
expand.owin
Expand Window By Factor
ord.family
Ord Interaction Process Family
subset.psp
Extract Subset of Line Segment Pattern
simdat
Simulated Point Pattern