Alessandro Becciu Hans C. van Assen Luc Florack Sebastian Kozerke Vivian Roode Bart M. ter Haar Romeny A Multi-scale Feature Based Optic Flow Method for 3D Cardiac Motion Estimation. 588-599 2009 SSVM http://dx.doi.org/10.1007/978-3-642-02256-2_49 conf/scalespace/2009 db/conf/scalespace/ssvm2009.html#BecciuAFKRR09