Illustrating Apriori Principle BD Found to be Infrequent BD)(ABE)(ACD)(ACE)(ADE(BCD(BCE)(BDE DE ABCD ABCE ABDE\(ACDE BCDE Pruned supersets ABCDE n Steinbach. Kumar Introduction to Data Mining 4/18/2004© Tan,Steinbach, Kumar Introduction to Data Mining 4/18/2004 ‹#› Found to be Infrequent null AB AC AD AE BC BD BE CD CE DE A B C D E ABC ABD ABE ACD ACE ADE BCD BCE BDE CDE ABCD ABCE ABDE ACDE BCDE ABCDE Illustrating Apriori Principle null AB AC AD AE BC BD BE CD CE DE A B C D E ABC ABD ABE ACD ACE ADE BCD BCE BDE CDE ABCD ABCE ABDE ACDE BCDE ABCDE Pruned supersets