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APRIORI Algorithm


Professor Anita Wasilewska
Lecture Notes

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The Apriori Algorithm: Basics
The Apriori Algorithmis an influential algorithm for mining frequent itemsets for boolean association rules.
Key Concepts :
•Frequent Itemsets: The sets of item which has minimum support (denoted by Lifor ith-Itemset).
•Apriori Property: Any subset of frequent itemset must be frequent.
•Join Operation: To find Lk, a set of candidate k-itemsets is generated by joining Lk-1with itself.

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