WHy support count of candidate 3-itemset "bread milk diaper" is given as 3, although it appears in only 2 transctions, kindly check the apriori algorithm association mining in datamining text book by Pang-ning tan, vipin kumar and steinbach please go trough the image for more clarity on question
Asked
Active
Viewed 49 times
1 Answers
0
That slide does not contain the original transactions.
Try scanning the original database. You cannot get the exact counts just from the previous itemsets; you can only get upper bounds.
Has QUIT--Anony-Mousse
- 76,138
- 12
- 138
- 194