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Projective Nonnegative Matrix Factorization with α-Divergence.
Zhirong Yang
Erkki Oja
Published in:
ICANN (1) (2009)
Keyphrases
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nonnegative matrix factorization
matrix factorization
negative matrix factorization
probabilistic latent semantic indexing
data representation
least squares
active set
spectral clustering
principal component analysis
nonnegative matrix
document clustering
sparsity constraints
data sets
objective function