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135
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TWC
2010
14 years 10 months ago
2010
The closed-loop transmit diversity technique is used to improve the performance of the downlink channel in MIMO communication systems. In these closed-loop systems, feedback delay...
143
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TWC
2010
14 years 10 months ago
2010
This work evaluates opportunistic relaying in the presence of thermal noise as well as interference, when channel sensing is conducted reactively, in slow fading environments. The ...
163
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CORR
2011
Springer
14 years 7 months ago
2011
Springer
—Nowadays, several industrial applications are being ported to parallel architectures. These applications take advantage of the potential parallelism provided by multiple core pr...
193
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FGR
2011
IEEE
14 years 7 months ago
2011
IEEE
—There has been growing recognition of the importance of adaptive tutoring systems that respond to the student’s emotional and cognitive state. However little is known about ch...
232
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HPCA
2011
IEEE
14 years 7 months ago
2011
IEEE
The ever increasing size and complexity of Operating System (OS) kernel code bring an inevitable increase in the number of security vulnerabilities that can be exploited by attack...