distGraph-class {graph}R Documentation

Class "distGraph"

Description

A class definition for graphs that are based on distances.

Objects from the Class

Objects can be created by calls of the form new("distGraph", ...).

Slots

Dist:
Object of class "dist" that forms the basis for the edge weights used in the distGraph.

Extends

Class "graph", directly.

Methods

show
signature(object = "distGraph"): a print method
Dist
signature(object = "distGraph"): return the dist object.
adj
signature(object = "distGraph"): find the nodes adjacent to the supplied node.
nodes
signature(object = "distGraph"): return the nodes in the graph.
numNodes
signature(object = "distGraph"): return the number of nodes.
threshold
signature(object = "distGraph"): remove all distances that are larger than the supplied threshold.
initialize
signature(object = "distGraph"): initialize a distGraph instance.

Author(s)

R. Gentleman

References

Shamir's paper and Butte et al

See Also

graph-class, clusterGraph-class

Examples

   set.seed(123)
   x <- rnorm(26)
   names(x) <- letters
   library(stats)
   d1 <- dist(x)
   g1 <- new("distGraph", Dist=d1)

[Package graph version 1.8.0 Index]