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splancs (version 2.01-10)
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
2.01-10
License
GPL version 2 or newer (see README).
Homepage
http://www.r-project.org
Maintainer
Roger Bivand
Last Published
May 27th, 2024
Functions in splancs (2.01-10)
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Kenv.csr
Envelope of Khat from simulations of complete spatial randomness
amacrines
Amacrines on/off data set
pcp.sim
Generate a Poisson Cluster Process
areapl
Calculate area of polygon
Fhat
F nearest neighbour distribution function
okwhite
Oklahoma white offenders
khat
K-function
bodmin
Bodmin Moors granite tors
triblik
Log-likelihood for the Diggle-Rowlingson raised incidence model
burkitt
Burkitt's lymphoma in Uganda
okblack
Oklahoma black offenders
kernel2d
Kernel smoothing of a point pattern
pointmap
Graphics
rtor.shift
Random toroidal shift on a point data set
kerview
A linked-window system for browsing space-time data
stvmat
Variance matrix for space-time clustering
khvmat
Covariance matrix for the difference between two K-functions
inout
Test points for inclusion in a polygon
shift
Shift a point data set
nndistG
Nearest neighbour distances as used by Ghat()
kernrat
Ratio of two kernel smoothings
Kenv.tor1
Modified envelope of K12hat from random toroidal shifts of two point patterns
Kenv.label
Envelope of K1hat-K2hat from random labelling of two point patterns
gridpts
Generate a grid of points
rlabel
Randomly label two or more point sets
Kenv.pcp
Calculate simulation envelope for a Poisson Cluster Process
khvc
Covariance matrix for the difference between two K-functions
k12hat
Bivariate K-function
pcp
Fit a Poisson cluster process
getpoly
Draw a polygon on the current graphics device
pdense
Overall density for a point pattern
ranpts
adjust number of random points in polygon
spoints
Point Objects
plt
bins nearest neighbour distances
csr
Generate completely spatially random points on a polygon
tor.shift
Toroidal shift on a point data set
cardiff
Locations of homes of juvenile offenders
inpip
Select points inside a polygon
sbox
Generate a box surrounding a point object
stsecal
Standard error for space-time clustering
mse2d
Mean Square Error for a Kernel Smoothing
addpoints
Add points interactively to a point data set
gen
generate points in polygon
stmctest
Monte-Carlo test of space-time clustering
zoom
Interactively specify a region of a plot for expansion
npts
Number of points in data set
secal
Standard errors for the difference between two K-functions
tribble
Diggle-Rowlingson Raised Incidence Model
delpoints
Select points to delete from a points data set
kernel3d
Space-time kernel
is.points
Point Objects
splancs
Return version number and author information
nndistF
Nearest neighbour distances as used by Fhat()
mpoint
Overlay a number of point patterns
n2dist
Nearest neighbours for two point patterns
southlancs
Cancer cases in Chorley-Ribble
pip
Points inside or outside a polygon
Ghat
G nearest neighbour distribution function
Fzero
Theoretical nearest neighbour distribution function
uganda
Craters in Uganda
as.points
Creates data in spatial point format
Kenv.tor
Envelope of K12hat from random toroidal shifts of two point patterns
bbox
Generate a bounding box round a point object
polymap
Graphics
stkhat
Space-time K-functions
stdiagn
Summary plots for clustering analysis
dsquare
Distance-squared from a number of points to a number of sources
print.ribfit
Display the fit from tribble()
thin
Randomly thin a point data set