Projective Nonnegative Matrix Factorization with α-Divergence.

Zhirong Yang Erkki Oja

Published in: ICANN (1) (2009)

Keyphrases

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