RT Journal T1 Hierarchical cost sensitive decision tree and its application in the prediction of the mobile phone replacement A1 XIONG Bingyan, WANG Guoyin, DENG Weibin PB Journal of Shandong University(Engineering Science) FD YR 2015 JF Journal of Shandong University(Engineering Science) JO Journal of Shandong University(Engineering Science) VO 45 IS 5 SP 36 DO 10.6040/j.issn.1672-3961.2.2015.190 K1 hierarchical structure;decision tree;cost sensitive;imbalance data;prediction of replacing phone LK {http://gxbwk.njournal.sdu.edu.cn/EN/article/article_1921.shtml}