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Toward Faster Nonnegative Matrix Factorization: A New Algorithm and Comparisons
(Georgia Institute of Technology, 2008)
Nonnegative Matrix Factorization (NMF) is a dimension reduction method that has been widely used for various tasks including text mining, pattern analysis, clustering, and cancer class discovery. The mathematical formulation ...
Non-Negative Matrix Factorization Based on Alternating Non-Negativity Constrained Least Squares and Active Set Method
(Georgia Institute of Technology, 2007)