[IEEE 2011 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA) - New Paltz, NY, USA (2011.10.16-2011.10.19)] 2011 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA) - Online algorithms for nonnegative matrix factorization with the Itakura-Saito divergenceLefevre, Augustin; Bach, Francis; Fevotte, Cedric · 2011