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VLDB
2001
ACM
190views Database» more  VLDB 2001»
14 years 2 months ago
LEO - DB2's LEarning Optimizer
Most modern DBMS optimizers rely upon a cost model to choose the best query execution plan (QEP) for any given query. Cost estimates are heavily dependent upon the optimizer’s e...
Michael Stillger, Guy M. Lohman, Volker Markl, Mok...
INFOCOM
2000
IEEE
14 years 2 months ago
QoS Routing with Performance-Dependent Costs
Abstract—We study a network model in which each network link is associated with a set of delays and costs. These costs are a function of the delays and reflect the prices paid i...
Funda Ergün, Rakesh K. Sinha, Lisa Zhang
LICS
2000
IEEE
14 years 2 months ago
Concurrent Omega-Regular Games
We consider two-player games which are played on a finite state space for an infinite number of rounds. The games are concurrent, that is, in each round, the two players choose ...
Luca de Alfaro, Thomas A. Henzinger
ASPLOS
2000
ACM
14 years 2 months ago
Symbiotic Jobscheduling for a Simultaneous Multithreading Processor
Simultaneous Multithreading machines fetch and execute instructions from multiple instruction streams to increase system utilization and speedup the execution of jobs. When there ...
Allan Snavely, Dean M. Tullsen
AGENTS
2000
Springer
14 years 2 months ago
Adaptivity in agent-based routing for data networks
Adaptivity, both of the individual agents and of the interaction structure among the agents, seems indispensable for scaling up multi-agent systems MAS's in noisy environme...
David Wolpert, Sergey Kirshner, Christopher J. Mer...