NMF-Based Spectral Analysis for Acoustic Event Classification Tasks.

Jimmy Ludeña-Choez Ascensión Gallardo-Antolín

Published in: NOLISP (2013)

Keyphrases

spectral analysis
negative matrix factorization
nonnegative matrix factorization
spectral methods
autoregressive
spectral features
filter bank
heart rate variability
document clustering
matrix factorization
computer vision
image processing
multiscale
sparse representation
speech signal