%0 Journal Article %A Nir Cohen %A Roy Meshulam %T A Geometrical Problem Arising in a Signal Restoration Algorithm. %J The journal of Fourier analysis and applications [[Elektronische Ressource]] %D 1998 %P 643-650 %V 4 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/JFAA_1998__4_2_59586/ %F JFAA_1998__4_2_59586