include.self {spdep} | R Documentation |
Include self in neighbours list
Description
The function includes the region itself in its own list of neighbours, and sets attribute "self.included" to TRUE; remove.self
reverts the effects of include.self
.
Usage
include.self(nb)
remove.self(nb)
Arguments
nb |
input neighbours list of class |
Value
The function returns an object of class nb
with a list of integer vectors containing neighbour region number ids; attribute "self.included" is set to TRUE.
Author(s)
Roger Bivand Roger.Bivand@nhh.no
See Also
Examples
columbus <- st_read(system.file("shapes/columbus.gpkg", package="spData")[1], quiet=TRUE)
col.gal.nb <- read.gal(system.file("weights/columbus.gal", package="spData")[1])
coords <- st_coordinates(st_centroid(columbus))
summary(col.gal.nb, coords)
summary(include.self(col.gal.nb), coords)
summary(remove.self(include.self(col.gal.nb)), coords)
[Package spdep version 1.3-5 Index]