935 search results - page 20 / 187 » Some Results on Orthogonal Factorizations |
79
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ICIP
2007
IEEE
15 years 11 months ago
2007
IEEE
Nonnegative Matrix Factorization (NMF) is a powerful decomposition tool which has been used in several content representation applications recently. However, there are some diffic...
STOC
2007
ACM
15 years 10 months ago
2007
ACM
We introduce a new method to derive lower bounds on randomized and quantum communication complexity. Our method is based on factorization norms, a notion from Banach Space theory....
112
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BMCBI
2007
14 years 9 months ago
2007
Background: The identification of transcription factors (TFs) associated with a biological process is fundamental to understanding its regulatory mechanisms. From microarray data,...
111
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BMCBI
2006
14 years 9 months ago
2006
Background: In the Bioinformatics field, a great deal of interest has been given to Non-negative matrix factorization technique (NMF), due to its capability of providing new insig...
BMCBI
2007
14 years 9 months ago
2007
Background: Evolutionary conservation has been used successfully to help identify cis-acting DNA regions that are important in regulating tissue-specific gene expression. Motivate...