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splancs (version 2.01-17)
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
2.01-17
License
GPL version 2 or newer (see README).
Maintainer
Roger Bivand
Last Published
May 27th, 2024
Functions in splancs (2.01-17)
Search all functions
okblack
Oklahoma black offenders
inout
Test points for inclusion in a polygon
as.points
Creates data in spatial point format
Kenv.tor1
Modified envelope of K12hat from random toroidal shifts of two point patterns
splancs
Return version number and author information
is.points
Point Objects
rlabel
Randomly label two or more point sets
pointmap
Graphics
getpoly
Draw a polygon on the current graphics device
gen
generate points in polygon
Fhat
F nearest neighbour distribution function
npts
Number of points in data set
Kenv.label
Envelope of K1hat-K2hat from random labelling of two point patterns
csr
Generate completely spatially random points on a polygon
cardiff
Locations of homes of juvenile offenders
bboxx
Generate a non-closed bounding polygon
addpoints
Add points interactively to a point data set
k12hat
Bivariate K-function
amacrines
Amacrines on/off data set
khvmat
Covariance matrix for the difference between two K-functions
Fzero
Theoretical nearest neighbour distribution function
mse2d
Mean Square Error for a Kernel Smoothing
khat
K-function
spoints
Point Objects
kernel3d
Space-time kernel
Kenv.tor
Envelope of K12hat from random toroidal shifts of two point patterns
bodmin
Bodmin Moors granite tors
n2dist
Nearest neighbours for two point patterns
areapl
Calculate area of polygon
stkhat
Space-time K-functions
kernel2d
Kernel smoothing of a point pattern
pcp.sim
Generate a Poisson Cluster Process
pdense
Overall density for a point pattern
zoom
Interactively specify a region of a plot for expansion
rtor.shift
Random toroidal shift on a point data set
sbox
Generate a box surrounding a point object
Kenv.csr
Envelope of Khat from simulations of complete spatial randomness
shift
Shift a point data set
stdiagn
Summary plots for clustering analysis
dsquare
Distance-squared from a number of points to a number of sources
okwhite
Oklahoma white offenders
ranpts
adjust number of random points in polygon
thin
Randomly thin a point data set
tribble
Diggle-Rowlingson Raised Incidence Model
triblik
Log-likelihood for the Diggle-Rowlingson raised incidence model
inpip
Select points inside a polygon
secal
Standard errors for the difference between two K-functions
kernrat
Ratio of two kernel smoothings
tor.shift
Toroidal shift on a point data set
polymap
Graphics
stmctest
Monte-Carlo test of space-time clustering
kerview
A linked-window system for browsing space-time data
Ghat
G nearest neighbour distribution function
pcp
Fit a Poisson cluster process
nndistG
Nearest neighbour distances as used by Ghat()
burkitt
Burkitt's lymphoma in Uganda
southlancs
Cancer cases in Chorley-Ribble
stsecal
Standard error for space-time clustering
stvmat
Variance matrix for space-time clustering
delpoints
Select points to delete from a points data set
mpoint
Overlay a number of point patterns
uganda
Craters in Uganda
khvc
Covariance matrix for the difference between two K-functions
Kenv.pcp
Calculate simulation envelope for a Poisson Cluster Process
nndistF
Nearest neighbour distances as used by Fhat()
print.ribfit
Display the fit from tribble()
plt
bins nearest neighbour distances
gridpts
Generate a grid of points
pip
Points inside or outside a polygon