arulesViz (version 1.0-3)

saveAsGraph: Save rules or itemsets as a graph description.

Description

This function saves a rule sat as a graph description in different formats (e.g., GraphML, dimacs, dot).

Usage

saveAsGraph(x, file, type=NULL, format="graphml")

Arguments

x

an object of class "rules" or "itemsets".

file

file name

type

see type in plot with method "graph" (e.g., "itemsets", "items").

format

file format (e.g., "edgelist", "graphml", "dimacs", "gml", "dot"). See write.graph in package igraph.

See Also

plot, write.graph in igraph

Examples

data("Groceries")
rules <- apriori(Groceries, parameter=list(support=0.01, confidence=0.5))

saveAsGraph(rules, "rules.graphml")

## clean up
unlink("rules.graphml")