Jianping Li Zhenyu Chen Weixuan Xu Bounded Support Vector Machines, Semidefinite. 818-822 2006 conf/icdm/2006w ICDM Workshops http://doi.ieeecomputersociety.org/10.1109/ICDMW.2006.37 db/conf/icdm/icdmw2006.html#LiCX06