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» The Increasing Nvalue Constraint
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ICC
2009
IEEE
114views Communications» more  ICC 2009»
14 years 7 months ago
Energy Efficiency of Fixed-Rate Wireless Transmissions under QoS Constraints
1 Transmission over wireless fading channels under quality of service (QoS) constraints is studied when only the receiver has perfect channel side information. Being unaware of the...
Deli Qiao, Mustafa Cenk Gursoy, Senem Velipasalar
AMAI
2010
Springer
14 years 7 months ago
Interval-valued soft constraint problems
Constraints and quantitative preferences, or costs, are very useful for modelling many real-life problems. However, in many settings, it is difficult to specify precise preference ...
Mirco Gelain, Maria Silvia Pini, Francesca Rossi, ...
ICASSP
2011
IEEE
14 years 1 months ago
Distributed beamforming for OFDM-based cooperative relay networks under total and per-relay power constraints
This paper addresses the problem of beamforming (BF) design for orthogonal frequency division multiplexing (OFDM) based relay networks over frequency-selective channels. Both freq...
Wenjing Cheng, Qinfei Huang, Mounir Ghogho, Dongta...
72
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CIKM
2011
Springer
13 years 9 months ago
Conkar: constraint keyword-based association discovery
In many domains, such as bioinformatics, cheminformatics, health informatics and social networks, data can be represented naturally as labeled graphs. To address the increasing ne...
Mo Zhou, Yifan Pan, Yuqing Wu
FUIN
2010
143views more  FUIN 2010»
14 years 7 months ago
Cluster Tree Elimination for Distributed Constraint Optimization with Quality Guarantees
Some distributed constraint optimization algorithms use a linear number of messages in the number of agents, but of exponential size. This is often the main limitation for their pr...
Ismel Brito, Pedro Meseguer