Non-negative Matrix Factorization

Algorithms for Non-negative Matrix Factorization, Lee, Daniel D., and Seung Sebastian H. , NIPS, 2000///, p.556 - 562, (2000)
Nonnegative matrix factorization: an analytical and interpretive tool in computational biology, Devarajan, Karthik , PLoS Computational Biology, 2008///, Volume 4, Issue 7, p.e1000029 - e1000029, (2008) Abstract
Metagenes and molecular pattern discovery using matrix factorization, Brunet, Jean-Philippe, Tamayo Pablo, Golub Todd R., and Mesirov Jill P. , Proceedings of the National Academy of Sciences of the United States of America, 2004/03/23/, Volume 101, Issue 12, p.4164 - 4169, (2004) Abstract