89 search results - page 12 / 18 » Randomizing Social Networks: a Spectrum Preserving Approach |
BMCBI
2010
14 years 9 months ago
2010
Background: We present a statistical method of analysis of biological networks based on the exponential random graph model, namely p2-model, as opposed to previous descriptive app...
110
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TKDE
2011
14 years 4 months ago
2011
—The current peer-to-peer (P2P) content distribution systems are constricted by their simple on-demand content discovery mechanism. The utility of these systems can be greatly en...
GLOBECOM
2008
IEEE
15 years 4 months ago
2008
IEEE
— We consider beamforming in a cognitive network with multiple primary users and secondary users sharing the same spectrum. In particular, we assume that each secondary transmitt...
100
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ICDM
2009
IEEE
15 years 4 months ago
2009
IEEE
Abstract—Non-negative matrix factorization (NMF) has recently received a lot of attention in data mining, information retrieval, and computer vision. It factorizes a non-negative...
TWC
2008
14 years 9 months ago
2008
Abstract--Positioning in indoor wireless environments is growing rapidly in importance and gains commercial interests in context-awareness applications. The essential challenge in ...