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SSD
2005
Springer
122views Database» more  SSD 2005»
14 years 3 months ago
Selectivity Estimation of High Dimensional Window Queries via Clustering
Abstract. Query optimization is an important functionality of modern database systems and often based on estimating the selectivity of queries before actually executing them. Well-...
Christian Böhm, Hans-Peter Kriegel, Peer Kr&o...
ACOM
2006
Springer
14 years 4 months ago
Experiments in Selective Overhearing of Hierarchical Organizations
Abstract. Lately, overhearing has gained interest in monitoring multi-agent settings. Previous investigations provided an extensive set of techniques using overhearing. However, mo...
Gery Gutnik, Gal A. Kaminka
CCE
2010
13 years 7 months ago
A simple heuristic for reducing the number of scenarios in two-stage stochastic programming
In this work we address the problem of solving multiscenario optimization models that are deterministic equivalents of two-stage stochastic programs. We present a heuristic approx...
Ramkumar Karuppiah, Mariano Martín, Ignacio...
SEMWEB
2010
Springer
13 years 8 months ago
Using Reformulation Trees to Optimize Queries over Distributed Heterogeneous Sources
Abstract. In order to effectively and quickly answer queries in environments with distributed RDF/OWL, we present a query optimization algorithm to identify the potentially relevan...
Yingjie Li, Jeff Heflin
GLVLSI
2002
IEEE
98views VLSI» more  GLVLSI 2002»
14 years 3 months ago
Minimizing concurrent test time in SoC's by balancing resource usage
We present a novel test scheduling algorithm for embedded corebased SoC’s. Given a system integrated with a set of cores and a set of test resources, we select a test for each c...
Dan Zhao, Shambhu J. Upadhyaya, Martin Margala