[IEEE 2011 IEEE 19th Signal Processing and Communications Applications Conference (SIU) - Antalya, Turkey (2011.04.20-2011.04.22)] 2011 IEEE 19th Signal Processing and Communications Applications Conference (SIU) - Sparse signal reconstruction with ellipsoid enlargementGurbuz, Ali Cafer; Pilanci, Mert; Arikan, Orhan · 2011