Question
Given the following transaction data sets (dark cells indicate presence of an item in a transaction) and a support threshold of 20%: a.What is the
Given the following transaction data sets (dark cells indicate presence of an item in a transaction) and a support threshold of 20%:
a.What is the number of frequent itemsets for each dataset? Which dataset will produce the most number of frequent itemsets?
b.Which dataset will produce the longest frequent itemset?
c.Which dataset will produce frequent itemsets with highest maximum support?
d.Which dataset will produce frequent itemsets containing items with widely varying support levels (i.e., itemsets containing items with mixed support, ranging from 20% to more than 70%)?
e.What is the number of maximal frequent itemsets for each dataset? Which dataset will produce the most number of maximal frequent itemsets?
f.What is the number of closed frequent itemsets for each dataset? Which dataset will produce the most number of closed frequent itemsets?
Please explain !
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