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TSP
2012
13 years 11 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...
ISSAC
1997
Springer
194views Mathematics» more  ISSAC 1997»
15 years 8 months ago
The Minimised Geometric Buchberger Algorithm: An Optimal Algebraic Algorithm for Integer Programming
IP problems characterise combinatorial optimisation problems where conventional numerical methods based on the hill-climbing technique can not be directly applied. Conventional me...
Qiang Li, Yike Guo, Tetsuo Ida, John Darlington
124
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CONEXT
2005
ACM
15 years 5 months ago
Positioning mobile base station to prolong wireless sensor network lifetime
Energy efficiency is a critical issue in designing sensor networks, as the nodes have limited battery power. In this paper we propose to move the BS so as to prolong the network l...
Dorottya Vass, Attila Vidács
DAC
2000
ACM
15 years 8 months ago
Macro-driven circuit design methodology for high-performance datapaths
Datapath design is one of the most critical elements in the design of a high performance microprocessor. However datapath design is typically done manually, and is often custom st...
Mahadevamurty Nemani, Vivek Tiwari
GECCO
2008
Springer
163views Optimization» more  GECCO 2008»
15 years 4 months ago
Embedded evolutionary multi-objective optimization for worst case robustness
In Multi-Objective Problems (MOPs) involving uncertainty, each solution might be associated with a cluster of performances in the objective space depending on the possible scenari...
Gideon Avigad, Jürgen Branke