ZDD : Overview of ZDD Operators and Methods : freqpatM : Enumerate maximal frequent itemsets

3.25 freqpatM : Enumerate maximal frequent itemsets

Format

ZDD Object $obj$ .freqpatM( $minsup$ ) $\rightarrow$ $zdd$

$minsup$ : Ruby Integer

Description

Enumerate all maximal itemsets from ZDD object $obj$ that is more than the minimum support $minsup$ , and return the ZDD object as $zdd$ .

Example

Example 1: Basic Example

Refer to the example in freqpatA.

See Also

freqpatA : Enumerate frequent itemsets

freqpatC : Enumerate closed itemsets

lcm : LCM over ZDD