Asynchronous Phase

Compute_Frequent(Ek-1)

forall itemsets I1 and I2 in Ek-1

if (| I1 ? I2 | ? minsup) add (I1 ? I2) to Lk

Partition Lk into equivalent classes

for each equivalence class Ek in Lk

Compute_frequent(Ek)

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