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» On an Optimization Problem in Sensor Selection*
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ICDT
2005
ACM
128views Database» more  ICDT 2005»
15 years 7 months ago
The Pipelined Set Cover Problem
Abstract. A classical problem in query optimization is to find the optimal ordering of a set of possibly correlated selections. We provide an ion of this problem as a generalizati...
Kamesh Munagala, Shivnath Babu, Rajeev Motwani, Je...
ICC
2008
IEEE
136views Communications» more  ICC 2008»
15 years 8 months ago
Flow-Optimized Asynchronous Relay Selection Protocol for Parallel Relay Networks
—We investigate the problem of flow optimization in a parallel relay network which consists of a single source sending information to a single destination through multiple relay...
Wai Pan Tam, Tat M. Lok, Tan F. Wong
GECCO
2008
Springer
148views Optimization» more  GECCO 2008»
15 years 2 months ago
Accelerating convergence using rough sets theory for multi-objective optimization problems
We propose the use of rough sets theory to improve the first approximation provided by a multi-objective evolutionary algorithm and retain the nondominated solutions using a new ...
Luis V. Santana-Quintero, Carlos A. Coello Coello
AAAI
2007
15 years 3 months ago
Restart Schedules for Ensembles of Problem Instances
The mean running time of a Las Vegas algorithm can often be dramatically reduced by periodically restarting it with a fresh random seed. The optimal restart schedule depends on th...
Matthew J. Streeter, Daniel Golovin, Stephen F. Sm...
108
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IPSN
2005
Springer
15 years 7 months ago
A robust architecture for distributed inference in sensor networks
— Many inference problems that arise in sensor networks require the computation of a global conclusion that is consistent with local information known to each node. A large class...
Mark A. Paskin, Carlos Guestrin, Jim McFadden