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» Distributed Optimization in Adaptive Networks
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TIT
2011
193views more  TIT 2011»
14 years 10 months ago
Optimal Resource Allocation for MIMO Ad Hoc Cognitive Radio Networks
—Maximization of the weighted sum-rate of secondary users (SUs) possibly equipped with multiantenna transmitters and receivers is considered in the context of cognitive radio (CR...
Seung-Jun Kim, Georgios B. Giannakis
136
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GLOBECOM
2010
IEEE
15 years 1 months ago
Optimal Content Transmission Policy in Publish-Subscribe Mobile Social Networks
Abstract--We consider the problem of dynamic content distribution in publish-subscribe mobile social networks. Mobile users subscribe to the content provider. Then, when new conten...
Dusit Niyato, Ping Wang, Ekram Hossain, Yifan Li
149
Voted
TSP
2010
14 years 10 months ago
On the optimal performance in asymmetric gaussian wireless sensor networks with fading
We study the estimation of a Gaussian source by a Gaussian wireless sensor network (WSN) where L distributed sensors transmit noisy observations of the source through a fading Gau...
Hamid Behroozi, Fady Alajaji, Tamás Linder
130
Voted
GLOBECOM
2007
IEEE
15 years 10 months ago
An Optimal Strategy for Cooperative Spectrum Sensing in Cognitive Radio Networks
— Spectrum sensing is a key enabling functionality in cognitive radio (CR) networks, where the CRs act as secondary users that opportunistically access free frequency bands. Due ...
Zhi Quan, Shuguang Cui, Ali H. Sayed
105
Voted
MMM
2007
Springer
127views Multimedia» more  MMM 2007»
15 years 10 months ago
Optimizing the Throughput of Data-Driven Based Streaming in Heterogeneous Overlay Network
Recently, much attention has been paid on data-driven (or swarm-like) based live streaming systems due to its rapid growth in deployment over Internet. In such systems, nodes rando...
Meng Zhang, Chunxiao Chen, Yongqiang Xiong, Qian Z...