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splancs (version 2.01-16)
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
10,566
Version
2.01-16
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 (2.01-16)
Search all functions
Fhat
F nearest neighbour distribution function
dsquare
Distance-squared from a number of points to a number of sources
gen
generate points in polygon
sbox
Generate a box surrounding a point object
Ghat
G nearest neighbour distribution function
stvmat
Variance matrix for space-time clustering
Kenv.csr
Envelope of Khat from simulations of complete spatial randomness
rlabel
Randomly label two or more point sets
bodmin
Bodmin Moors granite tors
kerview
A linked-window system for browsing space-time data
tor.shift
Toroidal shift on a point data set
k12hat
Bivariate K-function
tribble
Diggle-Rowlingson Raised Incidence Model
csr
Generate completely spatially random points on a polygon
amacrines
Amacrines on/off data set
inpip
Select points inside a polygon
delpoints
Select points to delete from a points data set
Kenv.tor
Envelope of K12hat from random toroidal shifts of two point patterns
thin
Randomly thin a point data set
nndistF
Nearest neighbour distances as used by Fhat()
is.points
Point Objects
khvc
Covariance matrix for the difference between two K-functions
bbox
Generate a bounding box round a point object
npts
Number of points in data set
pdense
Overall density for a point pattern
nndistG
Nearest neighbour distances as used by Ghat()
ranpts
adjust number of random points in polygon
Fzero
Theoretical nearest neighbour distribution function
mse2d
Mean Square Error for a Kernel Smoothing
rtor.shift
Random toroidal shift on a point data set
as.points
Creates data in spatial point format
khvmat
Covariance matrix for the difference between two K-functions
gridpts
Generate a grid of points
shift
Shift a point data set
uganda
Craters in Uganda
print.ribfit
Display the fit from tribble()
okwhite
Oklahoma white offenders
spoints
Point Objects
inout
Test points for inclusion in a polygon
secal
Standard errors for the difference between two K-functions
splancs
Return version number and author information
mpoint
Overlay a number of point patterns
stsecal
Standard error for space-time clustering
stdiagn
Summary plots for clustering analysis
stmctest
Monte-Carlo test of space-time clustering
stkhat
Space-time K-functions
zoom
Interactively specify a region of a plot for expansion
n2dist
Nearest neighbours for two point patterns
triblik
Log-likelihood for the Diggle-Rowlingson raised incidence model
Kenv.label
Envelope of K1hat-K2hat from random labelling of two point patterns
cardiff
Locations of homes of juvenile offenders
Kenv.tor1
Modified envelope of K12hat from random toroidal shifts of two point patterns
kernel3d
Space-time kernel
kernrat
Ratio of two kernel smoothings
pcp.sim
Generate a Poisson Cluster Process
pip
Points inside or outside a polygon
plt
bins nearest neighbour distances
southlancs
Cancer cases in Chorley-Ribble
Kenv.pcp
Calculate simulation envelope for a Poisson Cluster Process
addpoints
Add points interactively to a point data set
areapl
Calculate area of polygon
burkitt
Burkitt's lymphoma in Uganda
khat
K-function
pcp
Fit a Poisson cluster process
pointmap
Graphics
getpoly
Draw a polygon on the current graphics device
polymap
Graphics
kernel2d
Kernel smoothing of a point pattern
okblack
Oklahoma black offenders
