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splancs (version 2.01-20)
Spatial and Space-Time Point Pattern Analysis
Description
Spatial and Space-Time Point Pattern Analysis Functions
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Install
install.packages('splancs')
Monthly Downloads
18,356
Version
2.01-20
License
GPL version 2 or newer (see README).
Maintainer
Roger Bivand
Last Published
May 27th, 2024
Functions in splancs (2.01-20)
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bodmin
Bodmin Moors granite tors
print.ribfit
Display the fit from tribble()
kernel2d
Kernel smoothing of a point pattern
Shift
Shift a point data set
pcp
Fit a Poisson cluster process
sbox
Generate a box surrounding a point object
bboxx
Generate a non-closed bounding polygon
Fhat
F nearest neighbour distribution function
kerview
A linked-window system for browsing space-time data
inout
Test points for inclusion in a polygon
kernrat
Ratio of two kernel smoothings
dsquare
Distance-squared from a number of points to a number of sources
spoints
Point Objects
delpoints
Select points to delete from a points data set
kernel3d
Space-time kernel
rtor.shift
Random toroidal shift on a point data set
Fzero
Theoretical nearest neighbour distribution function
polymap
Graphics
stkhat
Space-time K-functions
secal
Standard errors for the difference between two K-functions
Ghat
G nearest neighbour distribution function
stvmat
Variance matrix for space-time clustering
Kenv.pcp
Calculate simulation envelope for a Poisson Cluster Process
is.points
Point Objects
khvc
Covariance matrix for the difference between two K-functions
gridpts
Generate a grid of points
Kenv.tor
Envelope of K12hat from random toroidal shifts of two point patterns
khvmat
Covariance matrix for the difference between two K-functions
plt
bins nearest neighbour distances
uganda
Craters in Uganda
pdense
Overall density for a point pattern
tribble
Diggle-Rowlingson Raised Incidence Model
rLabel
Randomly label two or more point sets
nndistG
Nearest neighbour distances as used by Ghat()
triblik
Log-likelihood for the Diggle-Rowlingson raised incidence model
Kenv.tor1
Modified envelope of K12hat from random toroidal shifts of two point patterns
areapl
Calculate area of polygon
gen
generate points in polygon
npts
Number of points in data set
zoom
Interactively specify a region of a plot for expansion
Kenv.label
Envelope of K1hat-K2hat from random labelling of two point patterns
cardiff
Locations of homes of juvenile offenders
amacrines
Amacrines on/off data set
southlancs
Cancer cases in Chorley-Ribble
pointmap
Graphics
addpoints
Add points interactively to a point data set
inpip
Select points inside a polygon
pip
Points inside or outside a polygon
nndistF
Nearest neighbour distances as used by Fhat()
mse2d
Mean Square Error for a Kernel Smoothing
stdiagn
Summary plots for clustering analysis
k12hat
Bivariate K-function
okblack
Oklahoma black offenders
ranpts
adjust number of random points in polygon
okwhite
Oklahoma white offenders
mpoint
Overlay a number of point patterns
khat
K-function
getpoly
Draw a polygon on the current graphics device
Kenv.csr
Envelope of Khat from simulations of complete spatial randomness
burkitt
Burkitt's lymphoma in Uganda
csr
Generate completely spatially random points on a polygon
n2dist
Nearest neighbours for two point patterns
pcp.sim
Generate a Poisson Cluster Process
tor.shift
Toroidal shift on a point data set
stmctest
Monte-Carlo test of space-time clustering
stsecal
Standard error for space-time clustering
as.points
Creates data in spatial point format
thin
Randomly thin a point data set
splancs
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