... 159 3 56 357 68 9 Introduction to Data Mining 367 368 22 Subset Operation Using Hash Tree Hash Function transaction 1+ 23 56 2+ 3 56 12+ 3 56 1,4,7 3+ 56 3 ,6, 9 2,5,8 13+ 56 234 567 15+ 145 1 36 345 ... 159 Introduction to Data Mining 3 56 357 68 9 367 368 23 Subset Operation Using Hash Tree Hash Function transaction 1+ 23 56 2+ 3 56 12+ 3 56 1,4,7 3+ 56 3 ,6, 9 2,5,8 13+ 56 234 567 15+ 145 1 36 345 ... 3 ,6, 9 1,4,7 234 567 345 1 36 145 2,5,8 124 457 © Tan,Steinbach, Kumar 125 458 Introduction to Data Mining 159 3 56 357 68 9 367 368 17 Association Rule Discovery: Hash tree Hash Function 1,4,7 Candidate...