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Nonnegative matrix factorization by joint locality-constrained and ℓ 2, 1-norm regularization.
Ling Xing
Hao Dong
Wei Jiang
Kewei Tang
Published in:
Multim. Tools Appl. (2018)
Keyphrases
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nonnegative matrix factorization
negative matrix factorization
matrix factorization
data representation
least squares
matrix completion
objective function
principal component analysis
original data
spectral clustering
sparse representation
document clustering
data analysis
probabilistic model