15Th European Signal Processing Conference, Eusipco 2007, Date: 3 September 2007 through 7 September 2007, Location: Poznan, Sponsors: Eur. Off. Aerosp. Res. Dev., Air Force Off.;Sci. Res., United States Air Force Res. Lab.;Poznan Supercomputing and Networking Center;Univ. of Technology, Foundation for Development of Poznan;Mercure Accor Hotels;NOVOTEL ACCOR Hotels - Poznan Centrum