7150 search results - page 1159 / 1430 » An Approximation Algorithm for Approximation Rank |
162
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TSP
2008
15 years 6 months ago
2008
Carrier frequency offset (CFO) mitigation is critical for orthogonal frequency-division multiplexing (OFDM)-based cooperative transmissions because even small CFO per transmitter m...
187
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TSP
2008
15 years 6 months ago
2008
Sparse signal representations and approximations from overcomplete dictionaries have become an invaluable tool recently. In this paper, we develop a new, heuristic, graph-structure...
166
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CN
2004
15 years 6 months ago
2004
Distributed Web-server systems have been widely used to provide effective Internet services. The management of these systems requires dynamic controls of the Web traffic. With the...
187
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COMCOM
2004
15 years 6 months ago
2004
In multihop wavelength division multiplexing systems, a connection between two communication nodes consists of one or more lightpaths. A wavelength conversion is required at the j...
156
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COR
2004
15 years 6 months ago
2004
The multicasting is defined as the distribution of the same information stream from one to many nodes concurrently. There has been an intensive research effort to design protocols...