11200 search results - page 543 / 2240 » An Object-oriented Optimization System |
184
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DATE
2000
IEEE
15 years 11 months ago
2000
IEEE
Recently a number of heuristic based system-level synthesis algorithms have been proposed. Though these algorithms quickly generate good solutions, how close these solutions are t...
175
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EUROPAR
2006
Springer
15 years 10 months ago
2006
Springer
Abstract. In peer-to-peer systems, replication is an important issue as it improves search performance and data availability. It has been shown that optimal replication is attained...
184
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GLOBECOM
2008
IEEE
15 years 7 months ago
2008
IEEE
Efficient and reliable power allocation algorithm in Cognitive radio (CR) networks is a challenging problem. Traditional water-filling algorithm is inefficient for CR networks due ...
206
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WCNC
2010
IEEE
15 years 5 months ago
2010
IEEE
—An important transmitter adaptation technique used in multiple-input multiple-output (MIMO) communication systems is precoding based on the dominant right-singular vectors of th...
234
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GLOBECOM
2009
IEEE
15 years 4 months ago
2009
IEEE
Primary user emulation attack in multichannel cognitive radio systems is discussed. An attacker is assumed to be able to send primary-user-like signals during spectrum sensing peri...