Discriminant Projective Non-Negative Matrix Factorization

Public Library Science
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Journal article
Guan, Naiyang et al. 2013, 'Discriminant Projective Non-Negative Matrix Factorization', Plos One, vol. 8, no. 12, pp. e83291-1-e83291-12.
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Projective non-negative matrix factorization (PNMF) projects high-dimensional non-negative examples X onto a lower-dimensional subspace spanned by a non-negative basis W and considers W-T X as their coefficients, i.e., X approximate to WWT X. Since PNMF
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