ICASSP
2011
IEEE
12 years 8 months ago
2011
IEEE
This paper presents a nonparametric Bayesian extension of nonnegative matrix factorization (NMF) for music signal analysis. Instrument sounds often exhibit non-stationary spectral...
ICASSP
2010
IEEE
13 years 4 months ago
2010
IEEE
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) ...