Hanning Zhou Thomas S. Huang Tracking Articulated Hand Motion with Eigen Dynamics Analysis. 1102-1109 2003 conf/iccv/2003 ICCV http://csdl.computer.org/comp/proceedings/iccv/2003/1950/02/195021102abs.htm db/conf/iccv/iccv2003-2.html#ZhouH03