spatstat v1.8-9

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by Adrian Baddeley

Spatial Point Pattern analysis, model-fitting and simulation

Spatial Point Pattern data analysis, modelling and simulation including multitype/marked points and spatial covariates

Functions in spatstat

Name Description
compatible.im Test Whether Two Pixel Images Are Compatible
dummy.ppm Extract Dummy Points Used to Fit a Point Process Model
MultiStraussHard The Multitype/Hard Core Strauss Point Process Model
betacells Beta Ganglion Cells in Cat Retina
default.dummy Generate a Default Pattern of Dummy Points
Kcross Multitype K Function (Cross-type)
is.marked.ppp Test Whether A Point Pattern is Marked
plot.owin Plot a Spatial Window
cut.ppp Convert Point Pattern Marks from Numeric to Factor
Fest Estimate the empty space function F
Ord Generic Ord Interaction model
coef.ppm Coefficients of Fitted Point Process Model
Gcross Multitype Nearest Neighbour Distance Function (i-to-j)
PairPiece The Piecewise Constant Pairwise Interaction Point Process Model
angles.psp Orientation Angles of Line Segments
ppm Fit Point Process Model to Data
im.object Class of Images
bramblecanes Hutchings' Bramble Canes data
Kdot.inhom Inhomogeneous Multitype K Dot Function
rmh Simulate point patterns using the Metropolis-Hastings algorithm.
Kcross.inhom Inhomogeneous Cross K Function
is.marked Test Whether Marks Are Present
markstat Summarise Marks in Every Neighbourhood in a Point Pattern
Kest.fft K-function using FFT
anova.ppm ANOVA for Fitted Point Process Models
erode.owin Erode a Window
affine.owin Apply Affine Transformation To Window
midpoints.psp Midpoints of Line Segment Pattern
DiggleGratton Diggle-Gratton model
amacrine Hughes' Amacrine Cell Data
centroid.owin Centroid of a window
fv.object Data Frames of Function Values
is.marked.ppm Test Whether A Point Process Model is Marked
bdist.points Distance to Boundary of Window
affine.ppp Apply Affine Transformation To Point Pattern
MultiStrauss The Multitype Strauss Point Process Model
spruces Spruces Point Pattern
spatstat The Spatstat Package
rsyst Systematic random point pattern
as.rectangle Window Frame
levelset Level Set of a Pixel Image
Gmulti Marked Nearest Neighbour Distance Function
Softcore The Soft Core Point Process Model
Jcross Multitype J Function (i-to-j)
Saturated Saturated Pairwise Interaction model
Iest Estimate the I-function
lurking Lurking variable plot
Poisson Poisson Point Process Model
pcf.fasp Pair Correlation Function obtained from array of K functions
affine Apply Affine Transformation
subset.fasp Extract Subset of Function Array
Gest Nearest Neighbour Distance Function G
append.psp Combine Two Line Segment Patterns
shift.psp Apply Vector Translation To Line Segment Pattern
cells Biological Cells Point Pattern
corners Corners of a rectangle
crossdist.default Pairwise distances between two different sets of points
density.ppp Kernel Smoothed Intensity of Point Pattern
Pairwise Generic Pairwise Interaction model
nearest.raster.point Find Pixel Nearest to a Given Point
multiplicity.ppp Count Multiplicity of Duplicate Points
pcf.ppp Pair Correlation Function of Point Pattern
diagnose.ppm Diagnostic Plots for Fitted Point Process Model
harmonic Basis for Harmonic Functions
affine.psp Apply Affine Transformation To Line Segment Pattern
longleaf Longleaf Pines Point Pattern
setmarks Set or Reset the Marks in a Point Pattern
is.ppm Test Whether An Object Is A Fitted Point Process Model
distmap.ppp Distance Map of Point Pattern
as.matrix.im Convert Pixel Image to Matrix
markcorr Mark Correlation Function
nztrees New Zealand Trees Point Pattern
ppm.object Class of Fitted Point Process Models
concatxy Concatenate x,y Coordinate Vectors
solutionset Evaluate Logical Expression Involving Pixel Images and Return Region Where Expression is True
pairsat.family Saturated Pairwise Interaction Point Process Family
qqplot.ppm Q-Q Plot of Residuals from Fitted Point Process Model
duplicated.ppp Determine Duplicated Points in a Spatial Point Pattern
Strauss The Strauss Point Process Model
density.psp Kernel Smoothing of Line Segment Pattern
pairdist.default Pairwise distances
unique.ppp Extract Unique Points from a Spatial Point Pattern
square Square Window
nndist Nearest neighbour distances
rThomas Simulate Thomas Process
rpoint Generate N Random Points
predict.ppm Prediction from a Fitted Point Process Model
pairdist.psp Pairwise distances between line segments
Jest Estimate the J-function
alltypes Calculate Statistic for All Types in a Multitype Point Pattern
is.im Test Whether An Object Is A Pixel Image
rescue.rectangle Convert Window Back To Rectangle
ppp Create a Point Pattern
ripras Estimate window from points alone
japanesepines Japanese Pines Point Pattern
eem Exponential Energy Marks
plot.plotppm Plot a plotppm Object Created by plot.ppm
quadscheme Generate a Quadrature Scheme from a Point Pattern
rmpoispp Generate Multitype Poisson Point Pattern
cut.im Convert Pixel Image from Numeric to Factor
applynbd Apply Function to Every Neighbourhood in a Point Pattern
rmpoint Generate N Random Multitype Points
as.im Convert to Pixel Image
vcov.ppm Variance-Covariance Matrix for a Fitted Point Process Model
as.psp Convert Data To Class psp
StraussHard The Strauss / Hard Core Point Process Model
print.im Print Brief Details of an Image
rotate.psp Rotate a Line Segment Pattern
allstats Calculate four standard summary functions of a point pattern.
quadrat.test Chi-Squared Dispersion Test for Spatial Point Pattern Based on Quadrat Counts
quad.ppm Extract Quadrature Scheme Used to Fit a Point Process Model
simdat Simulated Point Pattern
Kest K-function
bounding.box Bounding Box of a Window
rmh.ppm Simulate from a Fitted Point Process Model
residuals.ppm Residuals for Fitted Point Process Model
intersect.owin Intersection or Union of Two Windows
rmhcontrol Set Control Parameters for Metropolis-Hastings Algorithm.
pcf.fv Pair Correlation Function obtained from K Function
pairwise.family Pairwise Interaction Process Family
rSSI Simple Sequential Inhibition
plot.fasp Plot a Function Array
distmap Distance Map
pairdist.ppp Pairwise distances
shift.ppp Apply Vector Translation To Point Pattern
eval.fv Evaluate Expression Involving Functions
crossdist.psp Pairwise distances between two different line segment patterns
union.quad Union of Data and Dummy Points
raster.x Cartesian Coordinates for a Pixel Raster
area.owin Area of a Window
swedishpines Swedish Pines Point Pattern
rMaternII Simulate Matern Model II
complement.owin Take Complement of a Window
rotate Rotate
plot.quad plot a Spatial Quadrature Scheme
expand.owin Expand Window By Factor
envelope Simulation envelopes of summary function
summary.owin Summary of a Spatial Window
ppp.object Class of Point Patterns
lansing Lansing Woods Point Pattern
rshift.splitppp Randomly Shift a List of Point Patterns
distmap.psp Distance Map of Line Segment Pattern
quadratcount Quadrat counting for a point pattern
reduced.sample Reduced Sample Estimator using Histogram Data
rmh.default Simulate Point Process Models using the Metropolis-Hastings Algorithm.
diameter Diameter of a Window Frame
rmhmodel Define Point Process Model for Metropolis-Hastings Simulation.
setcov Set Covariance of a Window
pcf Pair Correlation Function
summary.im Summarizing a Pixel Image
chorley Chorley-Ribble Cancer Data
copper Berman-Huntington points and lines data
dilate.owin Dilate a Window
Jmulti Marked J Function
rpoispp Generate Poisson Point Pattern
subset.fv Extract Subset of Function Values
rshift.psp Randomly Shift a Line Segment Pattern
summary.ppm Summarizing a Fitted Point Process Model
ganglia Beta Ganglion Cells in Cat Retina, Old Version
hist.im Histogram of Pixel Values in an Image
subset.psp Extract Subset of Line Segment Pattern
residualspaper Data and Code From JRSS Discussion Paper on Residuals
LennardJones The Lennard-Jones Potential
ants Harkness-Isham ants' nests data
fitted.ppm Fitted Conditional Intensity for Point Process Model
owin Create a Window
bdist.pixels Distance to Boundary of Window
unmark Remove Marks from a Marked Point Pattern
print.psp Print Brief Details of a Line Segment Pattern Dataset
Jdot Multitype J Function (i-to-any)
subset.ppp Extract or Replace Subset of Point Pattern
rlabel Random Re-Labelling of Point Pattern
distmap.owin Distance Map of Window
reach Interaction Distance of a Point Process
quantile.im Sample Quantiles of Pixel Image
eroded.areas Areas of Morphological Erosions
crossdist Pairwise distances
Geyer Geyer's Saturation Point Process Model
Kmulti Marked K-Function
rotate.ppp Rotate a Point Pattern
endpoints.psp Endpoints of Line Segment Pattern
lengths.psp Lengths of Line Segments
summary.ppp Summary of a Point Pattern Dataset
rotate.owin Rotate a Window
shift.im Apply Vector Translation To Pixel Image
compatible.fv Test Whether Two Function Objects Are Compatible
rshift.ppp Randomly Shift a Point Pattern
rmhstart Determine Initial State for Metropolis-Hastings Simulation.
im Create a Pixel Image Object
rstrat Stratified random point pattern
Kmeasure Reduced Second Moment Measure
as.ppp Convert Data To Class ppp
inside.owin Test Whether Points Are Inside A Window
print.quad Print a Quadrature Scheme
is.subset.owin Determine Whether One Window is Contained In Another
kaplan.meier Kaplan-Meier Estimator using Histogram Data
fasp.object Function Arrays for Spatial Patterns
mean.im Mean Pixel Value in an Image
nncorr Nearest-Neighbour Correlation of Marked Point Pattern
psp Create a Line Segment Pattern
spatstat-deprecated Deprecated spatstat functions
spokes Spokes pattern of dummy points
plot.im Plot a Pixel Image
data.ppm Extract Original Data from a Fitted Point Process Model
nnwhich Nearest neighbour
crossdist.ppp Pairwise distances between two different point patterns
ord.family Ord Interaction Process Family
finpines Pine saplings in Finland.
psp.object Class of Line Segment Patterns
humberside Humberside Data on Childhood Leukaemia and Lymphoma
plot.fv Plot Function Valuesn
hamster Aherne's hamster tumour data
owin.object Class owin
rMaternI Simulate Matern Model I
scanpp Read Point Pattern From Data File
print.ppm Print a Fitted Point Process Model
plot.ppm plot a Fitted Point Process Model
print.ppp Print Brief Details of a Point Pattern Dataset
spatstat-internal Internal spatstat functions
plot.psp plot a Spatial Line Segment Pattern
gridweights Compute Quadrature Weights Based on Grid Counts
rMatClust Simulate Matern Cluster Process
superimpose Superimpose Several Point Patterns
is.ppp Test Whether An Object Is A Point Pattern
Kinhom Inhomogeneous K-function
Kdot Multitype K Function (i-to-any)
eval.im Evaluate Expression Involving Pixel Images
spatstat.options Internal Options in Spatstat Package
letterR Window in Shape of Letter R
Gdot Multitype Nearest Neighbour Distance Function (i-to-any)
OrdThresh Ord's Interaction model
demopat Artificial Data Point Pattern
as.mask Pixel Image Approximation of a Window
suffstat Sufficient Statistic of Point Process Model
redwood California Redwoods Point Pattern (Ripley's Subset)
gridcentres Rectangular grid of points
plot.splitppp Plot a List of Point Patterns
as.owin Convert Data To Class owin
split.ppp Divide Point Pattern into Sub-patterns
shift Apply Vector Translation
pairdist Pairwise distances
update.ppm Update a Fitted Point Process Model
summary.psp Summary of a Line Segment Pattern Dataset
dirichlet.weights Compute Quadrature Weights Based on Dirichlet Tessellation
identify.ppp Identify Points in a Point Pattern
rpoisline Generate Poisson Random Line Process
plot.ppp plot a Spatial Point Pattern
km.rs Kaplan-Meier and Reduced Sample Estimator using Histograms
rshift Random Shift
print.owin Print Brief Details of a Spatial Window
is.owin Test Whether An Object Is A Window
subset.im Extract Subset of Image
summary.quad Summarizing a Quadrature Scheme
quad.object Class of Quadrature Schemes
rcell Simulate Baddeley-Silverman Cell Process
runifpoint Generate N Uniform Random Points
shift.owin Apply Vector Translation To Window
rNeymanScott Simulate Neyman-Scott Process
redwoodfull California Redwoods Point Pattern (Entire Dataset)
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Date 18 April 2006
License GPL version 2 or newer
URL http://www.spatstat.org
Packaged Wed Apr 19 16:18:48 2006; adrian

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