GREYC, ENSICAEN, Université Caen Basse-Normandie, Caen Cedex, France;GREYC, ENSICAEN, Universitée Caen Basse-Normandie, Caen Cedex, France;Pattern Recognition and Image Analysis Team, Computer Science Laboratory (LI), Université François Rabelais de Tours, Tours, France;Models Images Vision Team, Image Sciences, Computer Sciences and Remote Sensing Laboratory (LSIIT), Université Louis Pasteur de Strasbourg, Illkirch, France