Sciweavers

ICASSP
2010
IEEE
13 years 5 months ago
NMF with time-frequency activations to model non stationary audio events
Real world sounds often exhibit non-stationary spectral characteristics such as those produced by a harpsichord or a guitar. The classical Non-negative Matrix Factorization (NMF) ...
Romain Hennequin, Roland Badeau, Bertrand David