spatstat v1.3-2


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by Adrian Baddeley

Analysis of spatial point patterns

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

Functions in spatstat

Name Description
DiggleGratton Diggle-Gratton model
cut.ppp Convert Point Pattern Marks from Numeric to Factor
Jcross Multitype J Function (i-to-j)
eroded.areas Areas of Morphological Erosions
Poisson Poisson Point Process Model
pairdist Pairwise distances Bounding Box of a Window
dummy.ppm Extract Dummy Points Used to Fit a Point Process Model
plot.ppm plot a Fitted Point Process Model
redwoodfull California Redwoods Point Pattern (Entire Dataset)
shift.owin Apply Vector Translation To Window
im.object Class of Images
is.marked.ppm Test Whether A Point Process Model is Marked
nearest.raster.point Find Pixel Nearest to a Given Point
ppm.object Class of Fitted Point Process Models
Pairwise Generic Pairwise Interaction model
OrdThresh Ord's Interaction model
MultiStraussHard The Multitype/Hard Core Strauss Point Process Model
complement.owin Take Complement of a Window
StraussHard The Strauss / Hard Core Point Process Model
as.mask Pixel Image Approximation of a Window
longleaf Longleaf Pines Point Pattern Pairwise Interaction Process Family
stratrand Stratified random point pattern
cells Biological Cells Point Pattern
rmh.ppm Simulate from a Fitted Point Process Model
data.ppm Extract Original Data from a Fitted Point Process Model
Kmeasure Reduced Second Moment Measure
letterR Window in Shape of Letter R
default.dummy Generate a Default Pattern of Dummy Points
bdist.pixels Distance to Boundary of Window
Gmulti Marked Nearest Neighbour Distance Function
LennardJones The Lennard-Jones Potential
ppp.object Class of Point Patterns
as.ppp Convert Data To Class ppp
kmrs Kaplan-Meier and Reduced Sample Estimator using Histograms
fasp.object Function Arrays for Spatial Patterns
is.marked.ppp Test Whether A Point Pattern is Marked
redwood California Redwoods Point Pattern (Ripley's Subset)
rThomas Simulate Thomas Process
rotate Rotate
rpoispp Generate Poisson Point Pattern
Gest Nearest Neighbour Distance Function G
PairPiece The Piecewise Constant Pairwise Interaction Point Process Model
Saturated Saturated Pairwise Interaction model
Fest Estimate the empty space function F
unmark Remove Marks from a Marked Point Pattern
im Create a Pixel Image Object
print.ppp Print Brief Details of a Point Pattern Dataset
print.ppm Print a Fitted Point Process Model Apply Vector Translation To Pixel Image
swedishpines Swedish Pines Point Pattern
Gcross Multitype Nearest Neighbour Distance Function (i-to-j)
Geyer Geyer's Saturation Point Process Model
Kest.fft K-function using FFT
affine.ppp Apply Affine Transformation To Point Pattern
affine.owin Apply Affine Transformation To Window
bdist.points Distance to Boundary of Window
inside.owin Test Whether Points Are Inside A Window Saturated Pairwise Interaction Point Process Family
Gdot Multitype Nearest Neighbour Distance Function (i-to-any)
Softcore The Soft Core Point Process Model
Strauss The Strauss Point Process Model
fitted.ppm Fitted Conditional Intensity for Point Process Model
ganglia Cat Retinal Ganglia Data
mpl Fit Point Process Model by Maximum Pseudolikelihood
centroid.owin Centroid of a window
rMatClust Simulate Matern Cluster Process
gridweights Compute Quadrature Weights Based on Grid Counts
rmh Simulate point patterns using the Metropolis-Hastings algorithm.
simdat Simulated Point Pattern
MultiStrauss The Multitype Strauss Point Process Model
owin.object Class owin
quadscheme Generate a Quadrature Scheme from a Point Pattern
rNeymanScott Simulate Neyman-Scott Process
rMaternII Simulate Matern Model II
quad.object Class of Quadrature Schemes Extract Subset of Image
shift.ppp Apply Vector Translation To Point Pattern
harmonic Basis for Harmonic Functions
shift Apply Vector Translation
allstats Calculate four standard summary functions of a point pattern.
identify.ppp Identify Points in a Point Pattern
plot.ppp plot a Spatial Point Pattern
union.quad Union of Data and Dummy Points
ppp Create a Point Pattern
rMaternI Simulate Matern Model I
Ord Generic Ord Interaction model
spatstat.options Internal Options in Spatstat Package
kaplan.meier Kaplan-Meier Estimator using Histogram Data
rmh.default Simulate Point Process Models using the Metropolis-Hastings Algorithm.
markcorr Mark Correlation Function
hamster Aherne's hamster tumour data
summary.ppp Summary of a Point Pattern Dataset
Jest Estimate the J-function
Kdot Multitype K Function (i-to-any)
amacrine Hughes' Amacrine Cell Data
as.rectangle Window Frame
diameter Diameter of a Window Frame
spatstat-internal Internal spatstat functions
plot.fasp Plot a Function Array
Kcross Multitype K Function (Cross-type)
applynbd Apply Function to Every Neighbourhood in a Point Pattern
bramblecanes Hutchings' Bramble Canes data
alltypes Calculate Statistic for All Types in a Multitype Point Pattern
nndist Nearest neighbour distances
rSSI Simple Sequential Inhibition
reduced.sample Reduced Sample Estimator using Histogram Data
ksmooth.ppp Kernel Smoothed Intensity of Point Pattern
is.marked Test Whether Marks Are Present
square Square Window
Jdot Multitype J Function (i-to-any)
Jmulti Marked J Function
Kest K-function
corners Corners of a rectangle
concatxy Concatenate x,y Coordinate Vectors
dirichlet.weights Compute Quadrature Weights Based on Dirichlet Tessellation Ord Interaction Process Family
plot.owin Plot a Spatial Window
predict.ppm Prediction from a Fitted Point Process Model
print.owin Print Brief Details of a Spatial Window
subset.ppp Extract Subset of Point Pattern
erode.owin Erode a Window
gridcentres Rectangular grid of points
coef.ppm Coefficients of Fitted Point Process Model
as.owin Convert Data To Class owin
Kmulti Marked K-Function
lansing Lansing Woods Point Pattern
raster.x Cartesian Coordinates for a Pixel Raster
nztrees New Zealand Trees Point Pattern
conspire Plot Together According to a Formula
rotate.owin Rotate a Window
runifpoint Generate N Uniform Random Points
summary.owin Summary of a Spatial Window
owin Create a Window
affine Apply Affine Transformation
plot.quad plot a Spatial Quadrature Scheme
area.owin Area of a Window
quad.ppm Extract Quadrature Scheme Used to Fit a Point Process Model
spokes Spokes pattern of dummy points
superimpose Superimpose Several Point Patterns
ripras Estimate window from points alone
subset.fasp Extract Subset of Function Array
Kinhom Inhomogeneous K-function
demopat Artificial Data Point Pattern
pcf Pair Correlation Function
rotate.ppp Rotate a Point Pattern
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