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» On Some Optimization Heuristics for Lesk-Like WSD Algorithms
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GECCO
2010
Springer
207views Optimization» more  GECCO 2010»
14 years 1 months ago
Generalized crowding for genetic algorithms
Crowding is a technique used in genetic algorithms to preserve diversity in the population and to prevent premature convergence to local optima. It consists of pairing each offsp...
Severino F. Galán, Ole J. Mengshoel
CEC
2008
IEEE
14 years 3 months ago
On the usefulness of infeasible solutions in evolutionary search: A theoretical study
— Evolutionary algorithms (EAs) have been widely used in optimization, where infeasible solutions are often encountered. Some EAs regard infeasible solutions as useless individua...
Yang Yu, Zhi-Hua Zhou
SIGMOD
1998
ACM
150views Database» more  SIGMOD 1998»
14 years 1 months ago
Extracting Schema from Semistructured Data
Semistructured data is characterized by the lack of any fixed and rigid schema, although typically the data hassomeimplicitstructure. While thelack offixedschemamakesextracting ...
Svetlozar Nestorov, Serge Abiteboul, Rajeev Motwan...
MASS
2010
13 years 6 months ago
You can't get there from here: Sensor scheduling with refocusing delays
We study a problem in which a single sensor is scheduled to observe sites periodically, motivated by applications in which the goal is to maintain up-to-date readings for all the o...
Yosef Alayev, Amotz Bar-Noy, Matthew P. Johnson, L...
WEA
2005
Springer
105views Algorithms» more  WEA 2005»
14 years 2 months ago
Inferring AS Relationships: Dead End or Lively Beginning?
Recent techniques for inferring business relationships between ASs [3, 8] have yielded maps that have extremely few invalid BGP paths in the terminology of Gao [9]. However, some ...
Xenofontas A. Dimitropoulos, Dmitri V. Krioukov, B...