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» Algorithms for the Topological Watershed
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PVM
2009
Springer
14 years 2 months ago
Hierarchical Collectives in MPICH2
Abstract. Most parallel systems on which MPI is used are now hierarchical: some processors are much closer to others in terms of interconnect performance. One of the most common su...
Hao Zhu, David Goodell, William Gropp, Rajeev Thak...
CDC
2008
IEEE
129views Control Systems» more  CDC 2008»
14 years 2 months ago
Distributed subgradient methods and quantization effects
Abstract— We consider a convex unconstrained optimization problem that arises in a network of agents whose goal is to cooperatively optimize the sum of the individual agent objec...
Angelia Nedic, Alexander Olshevsky, Asuman E. Ozda...
GLOBECOM
2008
IEEE
14 years 2 months ago
Network Formation Games for Distributed Uplink Tree Construction in IEEE 802.16J Networks
— This paper investigates the problem of the formation of an uplink tree structure among the IEEE 802.16j network’s relay stations (RSs) and their serving base station (MR-BS)....
Walid Saad, Zhu Han, Mérouane Debbah, Are H...
ICDM
2008
IEEE
230views Data Mining» more  ICDM 2008»
14 years 2 months ago
Clustering Distributed Time Series in Sensor Networks
Event detection is a critical task in sensor networks, especially for environmental monitoring applications. Traditional solutions to event detection are based on analyzing one-sh...
Jie Yin, Mohamed Medhat Gaber
GLOBECOM
2007
IEEE
14 years 2 months ago
Uncertainty Mitigation for Utility-Oriented Routing in Wireless Ad Hoc Networks
— Link and node reliability are important metrics in wireless ad hoc networks. Therefore, evaluating and quantifying reliability has become the cornerstone of research in this ï¬...
Feng Li, Avinash Srinivasan, Mingming Lu, Jie Wu