Satoshi Shirai Mineichi Kudo Atsuyoshi Nakamura Bagging, Random Subspace Method and Biding. 801-810 2008 SSPR/SPR http://dx.doi.org/10.1007/978-3-540-89689-0_84 conf/sspr/2008 db/conf/sspr/sspr2008.html#ShiraiKN08