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IPCO
2008
221views Optimization» more  IPCO 2008»
14 years 11 months ago
A Comparative Study of Linear and Semidefinite Branch-and-Cut Methods for Solving the Minimum Graph Bisection Problem
Abstract. Semidefinite relaxations are known to deliver good approximations for combinatorial optimization problems like graph bisection. Using the spectral bundle method it is pos...
Michael Armbruster, Marzena Fügenschuh, Chris...
TVLSI
2008
90views more  TVLSI 2008»
14 years 9 months ago
A Special-Purpose Architecture for Solving the Breakpoint Median Problem
Abstract--In this paper, we describe the design for a co-processor for whole-genome phylogenetic reconstruction. Our current design performs a parallelized breakpoint median comput...
Jason D. Bakos, Panormitis E. Elenis
CSCLP
2008
Springer
14 years 11 months ago
IDB-ADOPT: A Depth-First Search DCOP Algorithm
Abstract. Many agent coordination problems can be modeled as distributed constraint optimization problems (DCOPs). ADOPT is an asynchronous and distributed search algorithm that is...
William Yeoh, Ariel Felner, Sven Koenig
LION
2009
Springer
145views Optimization» more  LION 2009»
15 years 4 months ago
A Variable Neighborhood Descent Search Algorithm for Delay-Constrained Least-Cost Multicast Routing
Abstract. The rapid evolution of real-time multimedia applications requires Quality of Service (QoS) based multicast routing in underlying computer networks. The constrained Steine...
Rong Qu, Ying Xu, Graham Kendall
TSP
2012
13 years 5 months ago
Robust Multicast Beamforming for Spectrum Sharing-Based Cognitive Radios
Abstract—We consider a robust downlink beamforming optimization problem for secondary multicast transmission in a multiple-input multiple-output (MIMO) spectrum sharing cognitive...
Yongwei Huang, Qiang Li, Wing-Kin Ma, Shuzhong Zha...