| subGraph {graph} | R Documentation |
Given a set of nodes and a graph this function creates and returns subgraph with only the supplied nodes and any edges between them.
subGraph(snodes, graph)
snodes |
A character vector of node labels. |
graph |
A graph object, it must inherit from the graph class. |
The returned subgraph is a copy of the graph. Implementations for
Implementations for graphNEL, distGraph and
clusterGraph.
A graph of the same class as the graph argument but with only
the supplied nodes.
R. Gentleman
set.seed(123)
x <- rnorm(26)
names(x) <- letters
library(stats)
d1 <- dist(x)
g1 <- new("distGraph", Dist=d1)
subGraph(letters[1:5], g1)