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.
Questo esercizio fa parte del corso
Market Basket Analysis in R
Esercizio pratico interattivo
Prova a risolvere questo esercizio completando il codice di esempio.
# Apply the apriori function to the Online retail dataset
rules = apriori(Online_trx,
___ = list(supp = ___, conf = ___,
minlen = 2))
# Inspect the first 5 rules
___(___(rules))