@Article{DavidGuillamet2003, author="David Guillamet and Jordi Vitria and B. Shiele", title="Introducing a weighted non-negative matrix factorization for image classification", journal="Pattern Recognition Letters", year="2003", volume="24", number="14", pages="2447--2454", abstract="IF: 0.809", optnote="OR;MV", optnote="exported from refbase (http://refbase.cvc.uab.es/show.php?record=382), last updated on Tue, 17 May 2016 11:35:11 +0200", doi="10.1016/S0167-8655(03)00089-8" }