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ICASSP
2011
IEEE
14 years 10 months ago
Capacity maximization for distributed beamforming in one- and bi-directional relay networks
In cooperative networks, users share their resources to establish reliable connections between each other. If two users want to communicate through a cooperative network, differen...
Adrian Schad, Alex B. Gershman, Shahram Shahbazpan...
ICASSP
2011
IEEE
14 years 10 months ago
On the implementation of MIMO-OFDM schemes using perturbation of the QR decomposition: Application to 3GPP LTE-a systems
Consider a flat-fading Multiple-Input Multiple-Output (MIMO) system. The near-optimum detection problematic has been shown to be efficiently solved through QR Decomposition (QRD...
Sébastien Aubert, Jane Tournois, Fabienne N...
ICASSP
2011
IEEE
14 years 10 months ago
Optimal power allocation and joint source-channel coding for wireless DS-CDMA visual sensor networks using the Nash Bargaining S
We consider the problem of resource allocation for a Direct Sequence Code Division Multiple Access (DS-CDMA) wireless visual sensor network (VSN). We use the Nash Bargaining Solut...
Katerina Pandremmenou, Lisimachos P. Kondi, Konsta...
WWW
2002
ACM
16 years 7 months ago
RQL: a declarative query language for RDF
Real-scale Semantic Web applications, such as Knowledge Portals and E-Marketplaces, require the managementof large volumes of metadata, i.e., information describing the available ...
Gregory Karvounarakis, Sofia Alexaki, Vassilis Chr...
185
Voted
EDBT
2004
ACM
143views Database» more  EDBT 2004»
16 years 7 months ago
OGSA-DQP: A Service for Distributed Querying on the Grid
OGSA-DQP is a distributed query processor exposed to users as an Open Grid Services Architecture (OGSA)-compliant Grid service. This service supports the compilation and evaluation...
M. Nedim Alpdemir, Arijit Mukherjee, Anastasios Go...