13977 search results - page 2497 / 2796 » Evolution in complex systems |
159
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CVIU
2007
15 years 6 months ago
2007
Most digital color cameras sample only one color at each spatial location, using a single sensor coupled with a color filter array (CFA). An interpolation step called demosaicing...
192
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JSAC
2008
15 years 6 months ago
2008
Dynamic spectrum access is a promising technique to use spectrum efficiently. Without being restricted to any prefixed spectrum bands, nodes choose operating spectrum ondemand. Suc...
223
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JSAC
2008
15 years 6 months ago
2008
We consider the downlink of a wireless system with an M-antenna base station and K single-antenna users. A limited feedback-based scheduling and precoding scenario is considered th...
202
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JCM
2006
15 years 6 months ago
2006
Wireless sensor networks are widely adopted in many location-sensitive applications including disaster management, environmental monitoring, military applications where the precise...
143
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JCST
2006
15 years 6 months ago
2006
This paper describes efficient data structures, namely the Indexed P-tree, Block P-tree, and Indexed-Block P-tree (or IP-tree, BP-tree, and IBP-tree, respectively, for short), for...