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Exploiting Narrowband Efficiency for Broadband Convolutive Blind Source Separation.
Robert Aichner
Herbert Buchner
Walter Kellermann
Published in:
EURASIP J. Adv. Signal Process. (2007)
Keyphrases
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blind source separation
component analysis
independent component analysis
speech signal
non stationary
source separation
adaptive particle swarm optimization
algebraic equations
negative matrix factorization
mixing matrix
sparse representation
blind separation
natural gradient
independent components
eigenvalue decomposition
information retrieval systems
pattern recognition
variable step size
machine learning