read.PMML {arules}R Documentation

Read and Write PMML

Description

This function reads and writes PMML representations (version 4.1) of associations (itemsets and rules).

Usage

write.PMML(x, file)
read.PMML(file)

Arguments

x

a rules or itemsets object.

file

name of the PMML file (for read.PMML also a XML root node can be supplied).

Details

Write delegates to package pmml.

Author(s)

Michael Hahsler

References

PMML 4.4 - Association Rules. http://dmg.org/pmml/v4-4/AssociationRules.html

See Also

pmml.

Examples

data("Groceries")

rules <- apriori(Groceries, parameter=list(support=0.001))
rules <- head(rules, by="lift")
rules

### save rules as PMML
write.PMML(rules, file = "rules.xml")

### read rules back
rules2 <- read.PMML("rules.xml")
rules2

### compare rules
inspect(rules[1])
inspect(rules2[1])

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

[Package arules version 1.7-1 Index]