A Novel Discriminant Non-Negative Matrix Factorization Algorithm With Applications to Facial Image Characterization Problems.

Irene Kotsia Stefanos Zafeiriou Ioannis Pitas A Novel Discriminant Non-Negative Matrix Factorization Algorithm With Applications to Facial Image Characterization Problems. 588-595 2007 2 IEEE Transactions on Information Forensics and Security 3-2 http://dx.doi.org/10.1109/TIFS.2007.902017 db/journals/tifs/tifs2.html#KotsiaZP07