mst.nb: Function to compute neighborhood based on the minimum...
In adespatial: Multivariate Multiscale Spatial Analysis
mst.nb R Documentation
Function to compute neighborhood based on the minimum spanning tree
Description
Compute mst and returns as a nb object
Usage
mst.nb(dxy)
Arguments
dxy
A distance matrix based on spatial coordinates of samples
Value
An object of class nb
Author(s)
Stéphane Dray stephane.dray@univ-lyon1.fr
See Also
graph2nb, give.thresh
Examples
xy <- matrix(rnorm(60),30,2)
dxy <- dist(xy)
th <- give.thresh(dxy)
nb1 <- mst.nb(dxy)
nb1
wh1 <- which(as.matrix(dxy)==th,arr.ind=TRUE)
plot(nb1,xy,pch=20,cex=2,lty=3)
lines(xy[wh1[1,],1],xy[wh1[1,],2],lwd=2)
title(main="Maximum distance of the minimum spanning tree in bold")
adespatial documentation built on Sept. 11, 2024, 7:04 p.m.
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
| mst.nb | R Documentation |
Function to compute neighborhood based on the minimum spanning tree
Description
Compute mst and returns as a nb object
Usage
mst.nb(dxy)
Arguments
dxy |
A distance matrix based on spatial coordinates of samples |
Value
An object of class nb
Author(s)
Stéphane Dray stephane.dray@univ-lyon1.fr
See Also
graph2nb, give.thresh
Examples
xy <- matrix(rnorm(60),30,2)
dxy <- dist(xy)
th <- give.thresh(dxy)
nb1 <- mst.nb(dxy)
nb1
wh1 <- which(as.matrix(dxy)==th,arr.ind=TRUE)
plot(nb1,xy,pch=20,cex=2,lty=3)
lines(xy[wh1[1,],1],xy[wh1[1,],2],lwd=2)
title(main="Maximum distance of the minimum spanning tree in bold")
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
Embedding an R snippet on your website
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.