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GLOBECOM
2007
IEEE
15 years 7 months ago
Optimal Downlink OFDMA Subcarrier, Rate, and Power Allocation with Linear Complexity to Maximize Ergodic Weighted-Sum Rates
Abstract— In this paper, we propose a resource allocation algorithm for ergodic weighted-sum rate maximization in downlink OFDMA systems. In contrast to most previous research tha...
Ian C. Wong, Brian L. Evans
ICDE
1997
IEEE
176views Database» more  ICDE 1997»
16 years 6 months ago
ODB-QOPTIMIZER: A Tool for Semantic Query Optimization in OODB
2. ODB-QOPTIMIZER : the tool ODB-QOPTIMIZERis a ODMG 93 compliant tool for the schema validation and semantic query optimization. The approach is based on two fundamental ingredien...
Sonia Bergamaschi, Domenico Beneventano, Claudio S...
VTC
2007
IEEE
15 years 11 months ago
Optimizing Physical Layer Energy Consumption for Wireless Sensor Networks
— This paper investigates the use of physical layer symbol error rate (SER) optimization to minimize wireless sensor network (WSN) energy consumption. Increasing the SER maintain...
Jennifer Hartwell, Geoffrey G. Messier, Robert J. ...
GECCO
2006
Springer
184views Optimization» more  GECCO 2006»
15 years 8 months ago
Genetic algorithms and mixed integer linear programs for optimal strategies in a student's "sports" activity
This paper uses an entertaining student "sports" game to illustrate that GAs can be adapted to problems with uncertain properties and complexity. These problems can be s...
Thomas Butter, Franz Rothlauf, Jörn Grahl, To...
IEEEPACT
2005
IEEE
15 years 10 months ago
An Event-Driven Multithreaded Dynamic Optimization Framework
Dynamic optimization has the potential to adapt the program’s behavior at run-time to deliver performance improvements over static optimization. Dynamic optimization systems usu...
Weifeng Zhang, Brad Calder, Dean M. Tullsen