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The dataset contains 8 items and 20 transactions. Dark-colored cells indicate the presence of items, and lightly shaded cells indicate the absence of items. We
The dataset contains 8 items and 20 transactions. Dark-colored cells indicate the presence of items, and lightly shaded cells indicate the absence of items. We apply the Apriori algorithm to extract frequent itemsets with minsup=20% (ie, itemsets must be contained in at least 4 transactions). Indicate whether the following statements are TRUE or FALSE. If you believe that a statement is FALSE, give an explanation. An example is shown below. Items TID A B C D E F G H 1 Statement: TRUE FALSE Explanation if FALSE. 4 {G} is a closed itemset. TRUE OOO OO WN {A.H} is a frequent itemset. FALSE. The support count of {A,H} is 1, so it is not frequent Transactions 11 12 13 14 15 16 17 18 19 20 a) (TRUE OR FALSE): {H} is a closed itemset. b) (TRUE OR FALSE): {D.E} is a frequent itemset. c) (TRUE OR FALSE): {A,B} is a maximal itemset d) (TRUE OR FALSE): {C.D} is a closed frequent itemset
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