Jinyan Li Thomas Manoukian Guozhu Dong Kotagiri Ramamohanarao Incremental Maintenance on the Border of the Space of Emerging Patterns. 89-116 2004 9 Data Min. Knowl. Discov. 1 http://www.springerlink.com/index/10.1023/B:DAMI.0000026901.85057.58 db/journals/datamine/datamine9.html#LiMDR04