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Semi-nonnegative joint diagonalization by congruence and semi-nonnegative ICA.
Julie Coloigner
Laurent Albera
Amar Kachenoura
Fanny Noury
Lotfi Senhadji
Published in:
Signal Process. (2014)
Keyphrases
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np hard
optimal solution
objective function
independent component analysis
nonnegative matrix factorization
newly defined
matrix factorisation
knowledge base
face recognition
blind source separation
artificial intelligence
blind separation