Administrative Districts of Germany
adjacency.Rd
Constructing the adjacency graph of the administrative districts of Germany
Details
The function is included as an example on how to construct adjacency matrices form a (common) adjacency structure. For the particular example, note that the nodes are not numbered consecutively and that they start from zero.
See also
germany.plot
super-seeding map.landkreis
for plotting.Oral
.
Examples
if (FALSE) { # \dontrun{
loc <- system.file("demodata/germany.adjacency", package="spam")
display( adjacency.landkreis( loc))
} # }