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spatstat.geom (version 3.2-5)

closetriples: Close Triples of Points

Description

Low-level function to find all close triples of points.

Usage

closetriples(X, rmax)

Value

A data frame with columns i,j,k giving the indices of the points in each triple, and a column diam giving the diameter (maximum pairwise distance) in the triple.

Arguments

X

Point pattern (object of class "ppp" or "pp3").

rmax

Maximum distance between each pair of points in a triple.

Author

Adrian Baddeley Adrian.Baddeley@curtin.edu.au, Rolf Turner r.turner@auckland.ac.nz and Ege Rubak rubak@math.aau.dk.

Details

This low-level function finds all triples of points in a point pattern in which each pair lies closer than rmax.

See Also

closepairs, Tstat.

Examples

Run this code
   closetriples(redwoodfull, 0.02)
   closetriples(redwoodfull, 0.005)

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