The ________ algorithm is based on the observation that the frequent sets are normally very few in number compared to the set of all itemsets.

Related MCQs

• The ________ algorithm is based on the observation that the frequent sets are normally very few in number compared to the set of all itemsets.
• If a set is a frequent set and no superset of this set is a frequent set, then it is called ________.
• Certain itemsets enter afresh into the system and get into the _______, which are essentially the supersets of the itemsets that move from the dashed circle to the dashed box.
• Any subset of a frequent set is a frequent set. This is ___________.
• If an itemset is not a frequent set and no superset of this is a frequent set, then it is _______.
• The partition algorithm uses _______ scans of the databases to discover all frequent sets.
• The _______ step eliminates the extensions of (k-1)-itemsets which are not found to be frequent, from being considered for counting support.
• The _______ step eliminates the extensions of (k-1)-itemsets which are not found to be frequent, from being considered for counting support.
• Itemsets in the ______ category of structures have a counter and the stop number with them.
• The a priori frequent itemset discovery algorithm moves _______ in the lattice.