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splancs (version 2.01-25)
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
8,555
Version
2.01-25
License
GPL (>= 2)
Maintainer
Roger Bivand
Last Published
September 18th, 2009
Functions in splancs (2.01-25)
Search functions
gridpts
Generate a grid of points
as.points
Creates data in spatial point format
Kenv.csr
Envelope of Khat from simulations of complete spatial randomness
inpip
Select points inside a polygon
stkhat
Space-time K-functions
Kenv.tor1
Modified envelope of K12hat from random toroidal shifts of two point patterns
Fzero
Theoretical nearest neighbour distribution function
addpoints
Add points interactively to a point data set
Kenv.label
Envelope of K1hat-K2hat from random labelling of two point patterns
pdense
Overall density for a point pattern
uganda
Craters in Uganda
is.points
Point Objects
getpoly
Draw a polygon on the current graphics device
khat
K-function
Ghat
G nearest neighbour distribution function
bboxx
Generate a non-closed bounding polygon
dsquare
Distance-squared from a number of points to a number of sources
areapl
Calculate area of polygon
southlancs
Cancer cases in Chorley-Ribble
zoom
Interactively specify a region of a plot for expansion
bodmin
Bodmin Moors granite tors
tribble
Diggle-Rowlingson Raised Incidence Model
polymap
Graphics
khvmat
Covariance matrix for the difference between two K-functions
cardiff
Locations of homes of juvenile offenders
plt
bins nearest neighbour distances
mpoint
Overlay a number of point patterns
okwhite
Oklahoma white offenders
splancs
Return version number and author information
kernel3d
Space-time kernel
thin
Randomly thin a point data set
k12hat
Bivariate K-function
khvc
Covariance matrix for the difference between two K-functions
sbox
Generate a box surrounding a point object
pip
Points inside or outside a polygon
npts
Number of points in data set
print.ribfit
Display the fit from tribble()
stsecal
Standard error for space-time clustering
stvmat
Variance matrix for space-time clustering
pcp
Fit a Poisson cluster process
kerview
A linked-window system for browsing space-time data
tor.shift
Toroidal shift on a point data set
gen
generate points in polygon
csr
Generate completely spatially random points on a polygon
ranpts
adjust number of random points in polygon
stdiagn
Summary plots for clustering analysis
burkitt
Burkitt's lymphoma in Uganda
rLabel
Randomly label two or more point sets
nndistG
Nearest neighbour distances as used by Ghat()
n2dist
Nearest neighbours for two point patterns
rtor.shift
Random toroidal shift on a point data set
okblack
Oklahoma black offenders
inout
Test points for inclusion in a polygon
kernel2d
Kernel smoothing of a point pattern
secal
Standard errors for the difference between two K-functions
spoints
Point Objects
pcp.sim
Generate a Poisson Cluster Process
delpoints
Select points to delete from a points data set
mse2d
Mean Square Error for a Kernel Smoothing
kernrat
Ratio of two kernel smoothings
triblik
Log-likelihood for the Diggle-Rowlingson raised incidence model
amacrines
Amacrines on/off data set
Shift
Shift a point data set
stmctest
Monte-Carlo test of space-time clustering
Fhat
F nearest neighbour distribution function
Kenv.pcp
Calculate simulation envelope for a Poisson Cluster Process
Kenv.tor
Envelope of K12hat from random toroidal shifts of two point patterns
nndistF
Nearest neighbour distances as used by Fhat()
pointmap
Graphics