Abstract

Detailed elaborations are presented for the idea on two-step frequent itemsets Apriori algorithm of Association Rules. An improved method called Improved Apriori algorithm is brought forward owing to the disadvantages of Apriori algorithm. Moreover, based on Improved Apriori algorithm, data mining for breast-cancers is carried out for the relationship between breast-cancer recurrences and other attributes by making use of SQL Server 2005 Analysis Services. Results show the availability of Association Rules in medical data mining.

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