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\bibitem{539} Angel Sappa, Niki Aifanti, Sotiris Malassiotis, \& Michael G. Strintzis. (2005). Prior Knowledge Based Motion Model Representation. \textit{Electronic Letters on Computer Vision and Image Analysis, Special Issue on Articulated Motion \& Deformable Objects, 5(3):55{\textendash}67   (Electronic Letters: IF: 1.016)}.

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