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Robust nonnegative matrix factorization using L21-norm.
Deguang Kong
Chris H. Q. Ding
Heng Huang
Published in:
CIKM (2011)
Keyphrases
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nonnegative matrix factorization
probabilistic latent semantic indexing
sparsity constraints
matrix factorization
data representation
negative matrix factorization
active set
objective function
least squares
spectral clustering
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semi supervised
principal component analysis