n2dist {splancs} | R Documentation |
Calculate nearest neighbours for two point patterns
n2dist(pts1,pts2)
pts1,pts2 |
Point data sets |
Returns a list with components $dists
and $neighs
.
$dists[i]
is the distance
of the nearest neighbour of point pts1[i,]
in pts2
and $neighs[i]
is the index in pts2
of the point nearest to pts1[i,]
.
Rowlingson, B. and Diggle, P. 1993 Splancs: spatial point pattern analysis code in S-Plus. Computers and Geosciences, 19, 627-655; the original sources can be accessed at: http://www.maths.lancs.ac.uk/~rowlings/Splancs/. See also Bivand, R. and Gebhardt, A. 2000 Implementing functions for spatial statistical analysis using the R language. Journal of Geographical Systems, 2, 307-317.