The Algorithm of Park; Chen; and Yu (PCY) (Finding Frequent Itemsets Finding Frequent Itemsets)

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Time Complexity

$O(n^{2})$

Space Complexity

$O(n^{2})$ words

(Derived: modification of the Apriori algorithm, with same asymptotic complexities.)

Description

Approximate?

Exact

Randomized?

No, deterministic

Model of Computation

Word RAM

Year

1995

Reference

https://dl.acm.org/doi/abs/10.1145/568271.223813

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