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GECCO
2008
Springer
161views Optimization» more  GECCO 2008»
14 years 10 months ago
A new quantum behaved particle swarm optimization
This paper presents a variant of Quantum behaved Particle Swarm Optimization (QPSO) named Q-QPSO for solving global optimization problems. The Q-QPSO algorithm is based on the cha...
Millie Pant, Radha Thangaraj, Ajith Abraham
CORR
2010
Springer
146views Education» more  CORR 2010»
14 years 9 months ago
Optimal power allocation for downstream xDSL with per-modem total power constraints : Broadcast Channel Optimal Spectrum Balanci
Abstract-Recently, the duality between Multiple Input Multiple Output (MIMO) Multiple Access Channels (MAC) and MIMO Broadcast Channels (BC) has been established under a total powe...
Vincent Le Nir, Marc Moonen, Jan Verlinden, Mamoun...
INFOCOM
2009
IEEE
15 years 4 months ago
Fast Algorithms and Performance Bounds for Sum Rate Maximization in Wireless Networks
Abstract— Sum rate maximization by power control is an important, challenging, and extensively studied problem in wireless networks. It is a nonconvex optimization problem and ac...
Chee-Wei Tan, Mung Chiang, R. Srikant
AAIM
2006
Springer
110views Algorithms» more  AAIM 2006»
15 years 3 months ago
Non-metric Multicommodity and Multilevel Facility Location
Abstract. We give logarithmic approximation algorithms for the nonmetric uncapacitated multicommodity and multilevel facility location problems. The former algorithms are optimal u...
Rudolf Fleischer, Jian Li, Shijun Tian, Hong Zhu
CP
2005
Springer
15 years 3 months ago
Solving Large-Scale Nonlinear Programming Problems by Constraint Partitioning
Abstract. In this paper, we present a constraint-partitioning approach for finding local optimal solutions of large-scale mixed-integer nonlinear programming problems (MINLPs). Ba...
Benjamin W. Wah, Yixin Chen