25111 search results - page 4673 / 5023 » Information Systems |
209
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TSP
2010
15 years 2 months ago
2010
In this paper, we consider the optimality of beamforming for achieving the ergodic capacity of multiple-input multiple-output (MIMO) multiple access channel (MAC) via virtual repre...
228
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TWC
2010
15 years 2 months ago
2010
In this letter, we address the problem of distributed multi-antenna cooperative transmission in a cellular system. Most research in this area has so far assumed that base stations ...
227
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BWCCA
2010
15 years 2 months ago
2010
As popularity of the Internet continues to grow, it changes the way of computer crime. Number of computer crime increases dramatically in recent years and investigators have been f...
262
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CORR
2011
Springer
14 years 11 months ago
2011
Springer
The tremendous capacity gains promised by space division multiple access (SDMA) depend critically on the accuracy of the transmit channel state information. In the broadcast chann...
224
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FGR
2011
IEEE
14 years 11 months ago
2011
IEEE
— We propose a method for automatic emotion recognition as part of the FERA 2011 competition [1] . The system extracts pyramid of histogram of gradients (PHOG) and local phase qu...