johnson.all.pairs.sp {RBGL}R Documentation

compute shortest path distance matrix for all pairs of nodes

Description

compute shortest path distance matrix for all pairs of nodes

Usage

johnson.all.pairs.sp(g)

Arguments

g graph object for which edgeMatrix and edgeWeights are defined

Details

Uses BGL algorithm.

Value

matrix of shortest path lengths, read from row node to col node

Note

Author(s)

Vince Carey <stvjc@channing.harvard.edu>

References

BGL

See Also

bellman.ford.sp, dag.sp, dijkstra.sp, sp.between

Examples

z <- fromGXL(file(system.file("dot/joh.gxl", package="RBGL")))
johnson.all.pairs.sp(z)

[Package RBGL version 1.6.0 Index]