Erik Murphy-Chutorian Jochen Triesch Shared Features for Scalable Appearance-Based Object Recognition. 16-21 2005 conf/wacv/2005 WACV/MOTION http://doi.ieeecomputersociety.org/10.1109/ACVMOT.2005.109 db/conf/wacv/wacv2005.html#Murphy-ChutorianT05