Jing Wang 0194 Guangda Su Jiansheng Chen 0001 Yiu Sang Moon CPGL: A classification method combining PCA and the Group Lasso method. 4529-4532 2010 ICIP https://doi.org/10.1109/ICIP.2010.5651355 conf/icip/2010 db/conf/icip/icip2010.html#WangSCM10