1 Modeling hybrid virtual objects using scalable multi- modal components and rigid transformations Zongcheng Li 1, 2 , Franca Giannini 2 , Jean-Philippe Pernot 1 , Philippe Véron 1 , Bianca Falcidieno 2 1Arts et Métiers ParisTech LSIS Laboratory UMR CNRS 7296 Aix-en-Provence, France {firstname.lastname}@ensam.eu 2IMATI-CNR Genova, Italy {firstname.lastname}@ge.imati.cnr.it Rapporto tecnico IMATI n.4/2014 Genova, 2.9.2014