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WEA
2007
Springer
87views Algorithms» more  WEA 2007»
14 years 6 months ago
Algorithms for Longer OLED Lifetime
Abstract. We consider an optimization problem arising in the design of controllers for OLED displays. Our objective is to minimize the amplitude of the electrical current flowing ...
Friedrich Eisenbrand, Andreas Karrenbauer, Chihao ...
SAT
2007
Springer
146views Hardware» more  SAT 2007»
14 years 6 months ago
Algorithms for Variable-Weighted 2-SAT and Dual Problems
Abstract. In this paper we study NP-hard weighted satisfiability optimization problems for the class 2-CNF providing worst-case upper time bounds. Moreover we consider the monoton...
Stefan Porschen, Ewald Speckenmeyer
GECCO
2007
Springer
136views Optimization» more  GECCO 2007»
14 years 6 months ago
Do additional objectives make a problem harder?
In this paper, we examine how adding objectives to a given optimization problem affects the computation effort required to generate the set of Pareto-optimal solutions. Experime...
Dimo Brockhoff, Tobias Friedrich, Nils Hebbinghaus...
APPROX
2007
Springer
112views Algorithms» more  APPROX 2007»
14 years 6 months ago
Encouraging Cooperation in Sharing Supermodular Costs
Abstract Consider a situation where a group of agents wishes to share the costs of their joint actions, and needs to determine how to distribute the costs amongst themselves in a f...
Andreas S. Schulz, Nelson A. Uhan
SECON
2007
IEEE
14 years 6 months ago
Minimum Interference Channel Assignment in Multi-Radio Wireless Mesh Networks
—In this paper, we consider multi-hop wireless mesh networks, where each router node is equipped with multiple radio interfaces and multiple channels are available for communicat...
Anand Prabhu Subramanian, Himanshu Gupta, Samir R....
INFOCOM
2007
IEEE
14 years 6 months ago
DEFT: Distributed Exponentially-Weighted Flow Splitting
— Network operators control the flow of traffic through their networks by adapting the configuration of the underlying routing protocols. For example, they tune the integer li...
Dahai Xu, Mung Chiang, Jennifer Rexford
ICC
2007
IEEE
181views Communications» more  ICC 2007»
14 years 6 months ago
Downlink Call Admission Control in Multiservice WiMAX Networks
Abstract— WiMAX (Worldwide Interoperability for Microwave Access) is a promising technology for last-mile broadband Internet access. In multiservice WiMAX networks, call admissio...
Bo Rong, Yi Qian, Kejie Lu
ICC
2007
IEEE
120views Communications» more  ICC 2007»
14 years 6 months ago
Joint Power and Constellation Size Adaptation for Mobile Multicast Employing MQAM Over Wireless Fading Channels
Abstract— We propose a power and constellation-size adaptation scheme for the multicast system employing multilevel quadrature amplitude modulation (MQAM) with discrete constella...
Qinghe Du, Xi Zhang
ICC
2007
IEEE
103views Communications» more  ICC 2007»
14 years 6 months ago
A More Realistic Approach to Information-Theoretic Sum Capacity of Reverse Link CDMA Systems in a Single Cell
— In this paper, we discuss the information–theoretic approach to finding the pattern of transmission powers of the stations in a CDMA system which maximizes the aggregate cap...
Arash Abadpour, Attahiru Sule Alfa, Anthony C. K. ...
SIBGRAPI
2008
IEEE
14 years 6 months ago
A New Training Algorithm for Pattern Recognition Technique Based on Straight Line Segments
Recently, a new Pattern Recognition technique based on straight line segments (SLSs) was presented. The key issue in this new technique is to find a function based on distances b...
João Henrique Burckas Ribeiro, Ronaldo Fumi...