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MOBIHOC
2004
ACM
16 years 5 months ago
Rate allocation in wireless sensor networks with network lifetime requirement
An important performance consideration for wireless sensor networks is the amount of information collected by all the nodes in the network over the course of network lifetime. Sin...
Yiwei Thomas Hou, Yi Shi, Hanif D. Sherali
IPPS
2009
IEEE
16 years 19 days ago
On the complexity of mapping pipelined filtering services on heterogeneous platforms
In this paper, we explore the problem of mapping filtering services on large-scale heterogeneous platforms. Two important optimization criteria should be considered in such a fra...
Anne Benoit, Fanny Dufossé, Yves Robert
IWCMC
2009
ACM
16 years 15 days ago
Multiple-antenna multiple-relay system with precoding for multiuser transmission
Multi-hop relaying will play a central role in next generation wireless systems. In this paper a novel relaying strategy that uses multiple-input multiple-output (MIMO) relays in ...
Arash Talebi, Witold A. Krzymien
FOCS
2006
IEEE
16 years 1 days ago
Approximation algorithms for allocation problems: Improving the factor of 1 - 1/e
Combinatorial allocation problems require allocating items to players in a way that maximizes the total utility. Two such problems received attention recently, and were addressed ...
Uriel Feige, Jan Vondrák
IWCMC
2006
ACM
15 years 12 months ago
Optimal hierarchical energy efficient design for MANETs
Due to the growing interest in mobile wireless Ad-Hoc networks’ (MANETs) applications, researchers have proposed many routing protocols that differ in their objective. Energy ef...
Wasim El-Hajj, Dionysios Kountanis, Ala I. Al-Fuqa...