Non-negative Matrix Factorization for Face Recognition.

David Guillamet Jordi Vitrià Non-negative Matrix Factorization for Face Recognition. 336-344 2002 conf/ccia/2002 CCIA http://link.springer.de/link/service/series/0558/bibs/2504/25040336.htm db/conf/ccia/ccia2002.html#GuillametV02