Redundant rules
Once you have extracted rules using the apriori()
algorithm, your job is not yet quite finished. You need to find out redundant rules among the extracted ones and only retain the non-redundant rules. This is crucial given the large number of rules you could have extracted using the apriori()
function.
Cet exercice fait partie du cours
Market Basket Analysis in R
Exercice interactif pratique
Essayez cet exercice en complétant cet exemple de code.
# Apply the apriori function to the Online retail dataset
rules = apriori(Online_trx,
___ = list(supp = ___, conf = ___,
minlen = 2))
# Inspect the first 5 rules
___(___(rules))