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» On the temporal dimension of search
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AAAI
2008
15 years 3 months ago
Hybrid Constraint Tightening for Solving Hybrid Scheduling Problems
Hybrid Scheduling Problems (HSPs) contain both temporal and finite-domain variables, as well as constraints between them. A hybrid constraint over temporal and finite-domain varia...
James C. Boerkoel Jr., Edmund H. Durfee
VLDB
1990
ACM
106views Database» more  VLDB 1990»
15 years 5 months ago
The Time Index: An Access Structure for Temporal Data
In this paper, we describe a new indexing technique, the time indez, for improving the performance of certain classes of temporal queries. The time index can be used to retrieve v...
Ramez Elmasri, Gene T. J. Wuu, Yeong-Joon Kim
SGAI
2010
Springer
14 years 11 months ago
Evolving Temporal Association Rules with Genetic Algorithms
A novel framework for mining temporal association rules by discovering itemsets with a genetic algorithm is introduced. Metaheuristics have been applied to association rule mining,...
Stephen G. Matthews, Mario A. Góngora, Adri...
TIME
2006
IEEE
15 years 7 months ago
DyST: Dynamic and Scalable Temporal Text Indexing
An increasing number of documents in companies and other organizations are now only available electronically, and exist in several versions updated at different times. In order to...
Kjetil Nørvåg, Albert Overskeid Nyb&o...
CEC
2010
IEEE
15 years 1 months ago
Crossover and the different faces of differential evolution searches
—Common explanations of DE’s search behaviour as its crossover rate Cr is varied focus on the directionality of the search, as low values make moves aligned with a small number...
James Montgomery