17329 search results - page 2959 / 3466 » Improved non-approximability results |
244
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CORR
2007
Springer
15 years 7 months ago
2007
Springer
—In a sensor network, in practice, the communication among sensors is subject to: 1) errors that can cause failures of links among sensors at random times; 2) costs; and 3) const...
191
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JCIT
2008
15 years 7 months ago
2008
Automatic speech recognition by machine is one of the most efficient methods for man-machine communications. Because speech waveform is nonlinear and variant. Speech recognition r...
206
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JCM
2008
15 years 7 months ago
2008
Cooperative transmission has been used to achieve diversity gain through partner to create multiple independent fading channels. It has attracted lots of research attention in rece...
252
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JCM
2008
15 years 7 months ago
2008
Survivability is one of the critical issues and the most important research topics in the fields of wireless sensor networks (WSNs). Energy efficiency is one of the determining fac...
202
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CORR
2007
Springer
15 years 7 months ago
2007
Springer
This paper addresses the performance of bit-interleaved coded multiple beamforming (BICMB) [1], [2] with imperfect knowledge of beamforming vectors. Most studies for limited-rate ...