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Discriminative Orthogonal Nonnegative matrix factorization with flexibility for data representation.
Ping Li
Jiajun Bu
Yi Yang
Rongrong Ji
Chun Chen
Deng Cai
Published in:
Expert Syst. Appl. (2014)
Keyphrases
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data representation
nonnegative matrix factorization
discriminative information
dimensionality reduction
xml documents
information retrieval
feature selection
objective function
semi supervised
signal processing