AGRAWAL R, IMIELINSKI T, SWAMI A. Mining associations between sets of items in massive databases[C]//Proceedings of the ACM-SIGMOD 1993 International Conference on Management of Data. New York, N.Y., USA:ACM Press, 1993:207-216.
[2]
CLARK P, BOSWELL R. Rule induction with CN2:some recent improvements[J]. Lecture Notes in Computer Science, 1991,482:151-163.