Exploratory Data Analysis for the 'spatstat' Family

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Documentation for package ‘spatstat.explore’ version 3.1-0

• DESCRIPTION file.
• User guides, package vignettes and other documentation.
• Package NEWS.

Help Pages

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

spatstat.explore-package

The spatstat.explore Package

-- A --

adaptive.density	Adaptive Estimate of Intensity of Point Pattern
allstats	Calculate four standard summary functions of a point pattern.
alltypes	Calculate Summary Statistic for All Types in a Multitype Point Pattern
apply.ssf	Evaluate Expression in a Spatially Sampled Function
as.data.frame.envelope	Coerce Envelope to Data Frame
as.function.fv	Convert Function Value Table to Function
as.function.rhohat	Convert Function Table to Function
as.function.ssf	Methods for Spatially Sampled Functions
as.fv	Convert Data To Class fv
as.fv.bw.optim	Convert Data To Class fv
as.fv.data.frame	Convert Data To Class fv
as.fv.fasp	Convert Data To Class fv
as.fv.fv	Convert Data To Class fv
as.fv.matrix	Convert Data To Class fv
as.im.scan.test	Plot Result of Scan Test
as.im.ssf	Methods for Spatially Sampled Functions
as.owin.quadrattest	Convert Data To Class owin
as.ppp.ssf	Methods for Spatially Sampled Functions
as.tess.quadrattest	Convert Data To Tessellation
auc	Area Under ROC Curve
auc.ppp	Area Under ROC Curve

-- B --

berman.test	Berman's Tests for Point Process Model
berman.test.ppp	Berman's Tests for Point Process Model
bind.fv	Combine Function Value Tables
bits.envelope	Global Envelopes for Balanced Independent Two-Stage Test
bits.test	Balanced Independent Two-Stage Monte Carlo Test
blur	Apply Gaussian Blur to a Pixel Image
bw.abram	Abramson's Adaptive Bandwidths
bw.abram.ppp	Abramson's Adaptive Bandwidths For Spatial Point Pattern
bw.CvL	Cronie and van Lieshout's Criterion for Bandwidth Selection for Kernel Density
bw.CvL.adaptive	Select Adaptive Bandwidth for Kernel Estimation Using Cronie-Van Lieshout Criterion
bw.CvLHeat	Bandwidth Selection for Diffusion Smoother by Cronie-van Lieshout Rule
bw.diggle	Cross Validated Bandwidth Selection for Kernel Density
bw.frac	Bandwidth Selection Based on Window Geometry
bw.pcf	Cross Validated Bandwidth Selection for Pair Correlation Function
bw.ppl	Likelihood Cross Validation Bandwidth Selection for Kernel Density
bw.pplHeat	Bandwidth Selection for Diffusion Smoother by Likelihood Cross-Validation
bw.relrisk	Cross Validated Bandwidth Selection for Relative Risk Estimation
bw.relrisk.ppp	Cross Validated Bandwidth Selection for Relative Risk Estimation
bw.scott	Scott's Rule for Bandwidth Selection for Kernel Density
bw.scott.iso	Scott's Rule for Bandwidth Selection for Kernel Density
bw.smoothppp	Cross Validated Bandwidth Selection for Spatial Smoothing
bw.stoyan	Stoyan's Rule of Thumb for Bandwidth Selection

-- C --

cbind.fv	Combine Function Value Tables
CDF	Cumulative Distribution Function From Kernel Density Estimate
CDF.density	Cumulative Distribution Function From Kernel Density Estimate
cdf.test	Spatial Distribution Test for Point Pattern or Point Process Model
cdf.test.ppp	Spatial Distribution Test for Point Pattern or Point Process Model
circdensity	Density Estimation for Circular Data
clarkevans	Clark and Evans Aggregation Index
clarkevans.test	Clark and Evans Test
clusterset	Allard-Fraley Estimator of Cluster Feature
collapse.anylist	Collapse Several Function Tables into One
collapse.fv	Collapse Several Function Tables into One
compatible.fasp	Test Whether Function Arrays Are Compatible
compatible.fv	Test Whether Function Objects Are Compatible
compileK	Generic Calculation of K Function and Pair Correlation Function
compilepcf	Generic Calculation of K Function and Pair Correlation Function
contour.ssf	Plot a Spatially Sampled Function
cor.im	Covariance and Correlation between Images
cov.im	Covariance and Correlation between Images

-- D --

dclf.progress	Progress Plot of Test of Spatial Pattern
dclf.sigtrace	Significance Trace of Cressie-Loosmore-Ford or Maximum Absolute Deviation Test
dclf.test	Diggle-Cressie-Loosmore-Ford and Maximum Absolute Deviation Tests
density.ppp	Kernel Smoothed Intensity of Point Pattern
density.ppplist	Kernel Smoothed Intensity of Split Point Pattern
density.psp	Kernel Smoothing of Line Segment Pattern
density.splitppp	Kernel Smoothed Intensity of Split Point Pattern
densityAdaptiveKernel	Adaptive Kernel Estimate of Intensity of Point Pattern
densityAdaptiveKernel.ppp	Adaptive Kernel Estimate of Intensity of Point Pattern
densityfun	Kernel Estimate of Intensity as a Spatial Function
densityfun.ppp	Kernel Estimate of Intensity as a Spatial Function
densityHeat	Diffusion Estimate of Point Pattern Intensity
densityHeat.ppp	Diffusion Estimate of Point Pattern Intensity
densityVoronoi	Intensity Estimate of Point Pattern Using Voronoi-Dirichlet Tessellation
densityVoronoi.ppp	Intensity Estimate of Point Pattern Using Voronoi-Dirichlet Tessellation
deriv.fv	Calculate Derivative of Function Values
dg.envelope	Global Envelopes for Dao-Genton Test
dg.progress	Progress Plot of Dao-Genton Test of Spatial Pattern
dg.sigtrace	Significance Trace of Dao-Genton Test
dg.test	Dao-Genton Adjusted Goodness-Of-Fit Test
dimhat	Estimate Dimension of Central Subspace
distcdf	Distribution Function of Interpoint Distance
dkernel	Kernel distributions and random generation
domain.quadrattest	Extract the Domain of any Spatial Object

-- E --

edge.Ripley	Ripley's Isotropic Edge Correction
edge.Trans	Translation Edge Correction
Emark	Diagnostics for random marking
envelope	Simulation Envelopes of Summary Function
envelope.envelope	Recompute Envelopes
envelope.pp3	Simulation Envelopes of Summary Function for 3D Point Pattern
envelope.ppp	Simulation Envelopes of Summary Function
envelopeArray	Array of Simulation Envelopes of Summary Function
eval.fasp	Evaluate Expression Involving Function Arrays
eval.fv	Evaluate Expression Involving Functions

-- F --

F3est	Empty Space Function of a Three-Dimensional Point Pattern
fasp.object	Function Arrays for Spatial Patterns
Fest	Estimate the Empty Space Function or its Hazard Rate
Fhazard	Estimate the Empty Space Function or its Hazard Rate
Finhom	Inhomogeneous Empty Space Function
FmultiInhom	Inhomogeneous Marked F-Function
formula.fv	Extract or Change the Plot Formula for a Function Value Table
formula<-	Extract or Change the Plot Formula for a Function Value Table
formula<-.fv	Extract or Change the Plot Formula for a Function Value Table
fryplot	Fry Plot of Point Pattern
frypoints	Fry Plot of Point Pattern
fv	Create a Function Value Table
fv.object	Function Value Table
fvnames	Abbreviations for Groups of Columns in Function Value Table
fvnames<-	Abbreviations for Groups of Columns in Function Value Table

-- G --

G3est	Nearest Neighbour Distance Distribution Function of a Three-Dimensional Point Pattern
Gcross	Multitype Nearest Neighbour Distance Function (i-to-j)
Gdot	Multitype Nearest Neighbour Distance Function (i-to-any)
Gest	Nearest Neighbour Distance Function G
Gfox	Foxall's Distance Functions
Ginhom	Inhomogeneous Nearest Neighbour Function
Gmulti	Marked Nearest Neighbour Distance Function
GmultiInhom	Inhomogeneous Marked G-Function

-- H --

harmonise.fv	Make Function Tables Compatible
harmonize.fv	Make Function Tables Compatible
Hest	Spherical Contact Distribution Function
hopskel	Hopkins-Skellam Test
hopskel.test	Hopkins-Skellam Test
hotbox	Heat Kernel for a Two-Dimensional Rectangle

-- I --

idw	Inverse-distance weighted smoothing of observations at irregular points
Iest	Estimate the I-function
image.ssf	Plot a Spatially Sampled Function
increment.fv	Increments of a Function
integral.ssf	Methods for Spatially Sampled Functions

-- J --

Jcross	Multitype J Function (i-to-j)
Jdot	Multitype J Function (i-to-any)
Jest	Estimate the J-function
Jfox	Foxall's Distance Functions
Jinhom	Inhomogeneous J-function
Jmulti	Marked J Function

-- K --

K3est	K-function of a Three-Dimensional Point Pattern
kaplan.meier	Kaplan-Meier Estimator using Histogram Data
Kcross	Multitype K Function (Cross-type)
Kcross.inhom	Inhomogeneous Cross K Function
Kdot	Multitype K Function (i-to-any)
Kdot.inhom	Inhomogeneous Multitype K Dot Function
kernel.factor	Scale factor for density kernel
kernel.moment	Moment of Smoothing Kernel
kernel.squint	Integral of Squared Kernel
Kest	K-function
Kest.fft	K-function using FFT
Kinhom	Inhomogeneous K-function
km.rs	Kaplan-Meier and Reduced Sample Estimator using Histograms
Kmark	Mark-Weighted K Function
Kmeasure	Reduced Second Moment Measure
Kmulti	Marked K-Function
Kmulti.inhom	Inhomogeneous Marked K-Function
Kscaled	Locally Scaled K-function
Ksector	Sector K-function

-- L --

laslett	Laslett's Transform
Lcross	Multitype L-function (cross-type)
Lcross.inhom	Inhomogeneous Cross Type L Function
Ldot	Multitype L-function (i-to-any)
Ldot.inhom	Inhomogeneous Multitype L Dot Function
Lest	L-function
Linhom	Inhomogeneous L-function
localK	Neighbourhood density function
localKcross	Local Multitype K Function (Cross-Type)
localKcross.inhom	Inhomogeneous Multitype K Function
localKdot	Local Multitype K Function (Dot-Type)
localKinhom	Inhomogeneous Neighbourhood Density Function
localL	Neighbourhood density function
localLcross	Local Multitype K Function (Cross-Type)
localLcross.inhom	Inhomogeneous Multitype K Function
localLdot	Local Multitype K Function (Dot-Type)
localLinhom	Inhomogeneous Neighbourhood Density Function
localpcf	Local pair correlation function
localpcfinhom	Local pair correlation function
lohboot	Bootstrap Confidence Bands for Summary Function
Lscaled	Locally Scaled K-function

-- M --

mad.progress	Progress Plot of Test of Spatial Pattern
mad.sigtrace	Significance Trace of Cressie-Loosmore-Ford or Maximum Absolute Deviation Test
mad.test	Diggle-Cressie-Loosmore-Ford and Maximum Absolute Deviation Tests
markconnect	Mark Connection Function
markcorr	Mark Correlation Function
markcorrint	Mark-Weighted K Function
markcrosscorr	Mark Cross-Correlation Function
markmarkscatter	Mark-Mark Scatter Plot
markmean	Spatial smoothing of observations at irregular points
marks.ssf	Methods for Spatially Sampled Functions
marks<-.ssf	Methods for Spatially Sampled Functions
marktable	Tabulate Marks in Neighbourhood of Every Point in a Point Pattern
markvar	Spatial smoothing of observations at irregular points
markvario	Mark Variogram
max.fv	Range of Function Values
max.ssf	Methods for Spatially Sampled Functions
mctest.progress	Progress Plot of Test of Spatial Pattern
mctest.sigtrace	Significance Trace of Cressie-Loosmore-Ford or Maximum Absolute Deviation Test
methods.rho2hat	Methods for Intensity Functions of Two Spatial Covariates
methods.rhohat	Methods for Intensity Functions of Spatial Covariate
methods.ssf	Methods for Spatially Sampled Functions
min.fv	Range of Function Values
min.ssf	Methods for Spatially Sampled Functions
miplot	Morisita Index Plot

-- N --

nearest.neighbour	Nearest Neighbour Distance Function G
nnclean	Nearest Neighbour Clutter Removal
nnclean.pp3	Nearest Neighbour Clutter Removal
nnclean.ppp	Nearest Neighbour Clutter Removal
nncorr	Nearest-Neighbour Correlation Indices of Marked Point Pattern
nndensity	Estimate Intensity of Point Pattern Using Nearest Neighbour Distances
nndensity.ppp	Estimate Intensity of Point Pattern Using Nearest Neighbour Distances
nnmean	Nearest-Neighbour Correlation Indices of Marked Point Pattern
nnorient	Nearest Neighbour Orientation Distribution
nnvario	Nearest-Neighbour Correlation Indices of Marked Point Pattern

-- P --

pairMean	Mean of a Function of Interpoint Distance
pairorient	Point Pair Orientation Distribution
pairs.im	Scatterplot Matrix for Pixel Images
panel.contour	Panel Plots using Colour Image or Contour Lines
panel.histogram	Panel Plots using Colour Image or Contour Lines
panel.image	Panel Plots using Colour Image or Contour Lines
pcf	Pair Correlation Function
pcf.fasp	Pair Correlation Function obtained from array of K functions
pcf.fv	Pair Correlation Function obtained from K Function
pcf.ppp	Pair Correlation Function of Point Pattern
pcf3est	Pair Correlation Function of a Three-Dimensional Point Pattern
pcfcross	Multitype pair correlation function (cross-type)
pcfcross.inhom	Inhomogeneous Multitype Pair Correlation Function (Cross-Type)
pcfdot	Multitype pair correlation function (i-to-any)
pcfdot.inhom	Inhomogeneous Multitype Pair Correlation Function (Type-i-To-Any-Type)
pcfinhom	Inhomogeneous Pair Correlation Function
pcfmulti	Marked pair correlation function
pkernel	Kernel distributions and random generation
plot.bermantest	Plot Result of Berman Test
plot.cdftest	Plot a Spatial Distribution Test
plot.envelope	Plot a Simulation Envelope
plot.fasp	Plot a Function Array
plot.fv	Plot Function Values
plot.laslett	Plot Laslett Transform
plot.quadrattest	Display the result of a quadrat counting test.
plot.rho2hat	Methods for Intensity Functions of Two Spatial Covariates
plot.rhohat	Methods for Intensity Functions of Spatial Covariate
plot.scan.test	Plot Result of Scan Test
plot.ssf	Plot a Spatially Sampled Function
plot.studpermutest	Plot a Studentised Permutation Test
pool	Pool Data
pool.anylist	Pool Data from a List of Objects
pool.envelope	Pool Data from Several Envelopes
pool.fasp	Pool Data from Several Function Arrays
pool.fv	Pool Several Functions
pool.quadrattest	Pool Several Quadrat Tests
pool.rat	Pool Data from Several Ratio Objects
PPversion	Transform a Function into its P-P or Q-Q Version
predict.rho2hat	Methods for Intensity Functions of Two Spatial Covariates
predict.rhohat	Methods for Intensity Functions of Spatial Covariate
print.rho2hat	Methods for Intensity Functions of Two Spatial Covariates
print.rhohat	Methods for Intensity Functions of Spatial Covariate
print.ssf	Methods for Spatially Sampled Functions

-- Q --

qkernel	Kernel distributions and random generation
QQversion	Transform a Function into its P-P or Q-Q Version
quadrat.test	Dispersion Test for Spatial Point Pattern Based on Quadrat Counts
quadrat.test.ppp	Dispersion Test for Spatial Point Pattern Based on Quadrat Counts
quadrat.test.quadratcount	Dispersion Test for Spatial Point Pattern Based on Quadrat Counts
quadrat.test.splitppp	Dispersion Test of CSR for Split Point Pattern Based on Quadrat Counts
quantile.density	Quantiles of a Density Estimate

-- R --

radcumint	Radial Cumulative Integral
range.fv	Range of Function Values
range.ssf	Methods for Spatially Sampled Functions
rat	Ratio object
rectcontact	Contact Distribution Function using Rectangular Structuring Element
reduced.sample	Reduced Sample Estimator using Histogram Data
reload.or.compute	Compute Unless Previously Saved
relrisk	Estimate of Spatially-Varying Relative Risk
relrisk.ppp	Nonparametric Estimate of Spatially-Varying Relative Risk
rho2hat	Smoothed Relative Density of Pairs of Covariate Values
rhohat	Nonparametric Estimate of Intensity as Function of a Covariate
rhohat.ppp	Nonparametric Estimate of Intensity as Function of a Covariate
rhohat.quad	Nonparametric Estimate of Intensity as Function of a Covariate
rkernel	Kernel distributions and random generation
rmax.Ripley	Ripley's Isotropic Edge Correction
rmax.Trans	Translation Edge Correction
roc	Receiver Operating Characteristic
roc.ppp	Receiver Operating Characteristic
rose	Rose Diagram
rose.default	Rose Diagram
rose.density	Rose Diagram
rose.fv	Rose Diagram
rose.histogram	Rose Diagram
rotmean	Rotational Average of a Pixel Image

-- S --

scan.test	Spatial Scan Test
scanLRTS	Likelihood Ratio Test Statistic for Scan Test
sdr	Sufficient Dimension Reduction
sdr.ppp	Sufficient Dimension Reduction
sdrPredict	Compute Predictors from Sufficient Dimension Reduction
segregation.test	Test of Spatial Segregation of Types
segregation.test.ppp	Test of Spatial Segregation of Types
sharpen	Data Sharpening of Point Pattern
sharpen.ppp	Data Sharpening of Point Pattern
simulate.rhohat	Methods for Intensity Functions of Spatial Covariate
Smooth	Spatial smoothing of data
Smooth.fv	Apply Smoothing to Function Values
Smooth.im	Apply Gaussian Blur to a Pixel Image
Smooth.ppp	Spatial smoothing of observations at irregular points
Smooth.ssf	Smooth a Spatially Sampled Function
Smoothfun	Smooth Interpolation of Marks as a Spatial Function
Smoothfun.ppp	Smooth Interpolation of Marks as a Spatial Function
spatcov	Estimate the Spatial Covariance Function of a Random Field
spatialcdf	Spatial Cumulative Distribution Function
spatstat.explore	The spatstat.explore Package
ssf	Spatially Sampled Function
stieltjes	Compute Integral of Function Against Cumulative Distribution
stienen	Stienen Diagram
stienenSet	Stienen Diagram
studpermu.test	Studentised Permutation Test
subspaceDistance	Distance Between Linear Spaces
summary.ssf	Methods for Spatially Sampled Functions

-- T --

thresholdCI	Confidence Interval for Threshold of Numerical Predictor
thresholdSelect	Select Threshold to Convert Numerical Predictor to Binary Predictor
transect.im	Pixel Values Along a Transect
Tstat	Third order summary statistic

-- U --

unmark.ssf

Methods for Spatially Sampled Functions

-- V --

varblock	Estimate Variance of Summary Statistic by Subdivision
Vmark	Diagnostics for random marking

-- W --

Window.quadrattest	Extract Window of Spatial Object
with.fv	Evaluate an Expression in a Function Table
with.ssf	Evaluate Expression in a Spatially Sampled Function

-- misc --

$<-.fv	Extract or Replace Subset of Function Values
[.fasp	Extract Subset of Function Array
[.fv	Extract or Replace Subset of Function Values
[.ssf	Subset of spatially sampled function
[<-.fv	Extract or Replace Subset of Function Values