Emmanuel Vincent IRISA-INRIA Campus de Beaulieu 35042 Rennes Cedex France emmanuel.vincent@irisa.fr Algorithm by E. Vincent, S. Arberet and R. Gribonval Arberet, S., Gribonval, R., Bimbot, F.: A robust method to count and locate audio sources in a stereophonic linear instantaneous mixture. In Proc. ICA 2006, pp. 536–543 Vincent, E.: Complex nonconvex lp norm minimization for underdetermined source separation. In Proc. ICA 2007, pp. 430–437 Average computational time: 70s*GHz