%0 Journal Article %A M. Boutin %A Sh. Huang %T The Pascal Triangle of a Discrete Image: Definition, Properties and Application to Shape %J Symmetry, integrability and geometry: methods and applications %D 2013 %V 9 %U http://geodesic.mathdoc.fr/item/SIGMA_2013_9_a30/ %G en %F SIGMA_2013_9_a30