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Computational Intelligence and Neuroscience
Volume 2008 (2008), Article ID 764206, 9 pages
http://dx.doi.org/10.1155/2008/764206
Research Article

Theorems on Positive Data: On the Uniqueness of NMF

1Department of Electronic Systems, Aalborg University, Niels Jernes Vej 12, 9220 Aalborg, Denmark
2Department of Electronic Engineering, Queen Mary, University of London, Mile End Road, London E1 4NS, UK
3Department of Informatics and Mathematical Modeling, Technical University of Denmark, Richard Petersens Plads, Building 321, 2800 Lyngby, Denmark

Received 1 November 2007; Accepted 13 March 2008

Academic Editor: Wenwu Wang

Copyright © 2008 Hans Laurberg et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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