Arthur E. C. Pece Anthony D. Worrall Tracking with the EM Contour Algorithm. 3-17 2002 conf/eccv/2002-1 ECCV (1) http://link.springer.de/link/service/series/0558/bibs/2350/23500003.htm db/conf/eccv/eccv2002-1.html#PeceW02