%0 Journal Article %A V. Caselles %A F. Catté %A T. Coll %A ... %T A geometric model for activ contours in image processing. %J Numerische Mathematik %D 1993 %P 1-32 %V 66 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1993__66_3_133750/ %F NUMA_1993__66_3_133750