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splancs (version 2.01-24)
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
2.01-24
License
GPL version 2 or newer (see README).
Maintainer
Roger Bivand
Last Published
May 27th, 2024
Functions in splancs (2.01-24)
Search all functions
Kenv.tor
Envelope of K12hat from random toroidal shifts of two point patterns
sbox
Generate a box surrounding a point object
Kenv.tor1
Modified envelope of K12hat from random toroidal shifts of two point patterns
mpoint
Overlay a number of point patterns
kernrat
Ratio of two kernel smoothings
nndistG
Nearest neighbour distances as used by Ghat()
print.ribfit
Display the fit from tribble()
stsecal
Standard error for space-time clustering
pcp
Fit a Poisson cluster process
okblack
Oklahoma black offenders
secal
Standard errors for the difference between two K-functions
bboxx
Generate a non-closed bounding polygon
Fhat
F nearest neighbour distribution function
n2dist
Nearest neighbours for two point patterns
kernel3d
Space-time kernel
rLabel
Randomly label two or more point sets
is.points
Point Objects
as.points
Creates data in spatial point format
nndistF
Nearest neighbour distances as used by Fhat()
burkitt
Burkitt's lymphoma in Uganda
pcp.sim
Generate a Poisson Cluster Process
gridpts
Generate a grid of points
mse2d
Mean Square Error for a Kernel Smoothing
Fzero
Theoretical nearest neighbour distribution function
Ghat
G nearest neighbour distribution function
dsquare
Distance-squared from a number of points to a number of sources
polymap
Graphics
rtor.shift
Random toroidal shift on a point data set
kerview
A linked-window system for browsing space-time data
csr
Generate completely spatially random points on a polygon
Kenv.pcp
Calculate simulation envelope for a Poisson Cluster Process
getpoly
Draw a polygon on the current graphics device
khvmat
Covariance matrix for the difference between two K-functions
spoints
Point Objects
splancs
Return version number and author information
thin
Randomly thin a point data set
triblik
Log-likelihood for the Diggle-Rowlingson raised incidence model
tribble
Diggle-Rowlingson Raised Incidence Model
pdense
Overall density for a point pattern
tor.shift
Toroidal shift on a point data set
cardiff
Locations of homes of juvenile offenders
areapl
Calculate area of polygon
inpip
Select points inside a polygon
gen
generate points in polygon
okwhite
Oklahoma white offenders
pip
Points inside or outside a polygon
Kenv.csr
Envelope of Khat from simulations of complete spatial randomness
khat
K-function
k12hat
Bivariate K-function
khvc
Covariance matrix for the difference between two K-functions
kernel2d
Kernel smoothing of a point pattern
pointmap
Graphics
ranpts
adjust number of random points in polygon
stvmat
Variance matrix for space-time clustering
Shift
Shift a point data set
southlancs
Cancer cases in Chorley-Ribble
uganda
Craters in Uganda
inout
Test points for inclusion in a polygon
addpoints
Add points interactively to a point data set
bodmin
Bodmin Moors granite tors
stdiagn
Summary plots for clustering analysis
stkhat
Space-time K-functions
Kenv.label
Envelope of K1hat-K2hat from random labelling of two point patterns
stmctest
Monte-Carlo test of space-time clustering
amacrines
Amacrines on/off data set
npts
Number of points in data set
delpoints
Select points to delete from a points data set
plt
bins nearest neighbour distances
zoom
Interactively specify a region of a plot for expansion