Sciweavers

1047 search results - page 31 / 210
» Searching Without a Heuristic: Efficient Use of Abstraction
Sort
View
DKE
2002
107views more  DKE 2002»
13 years 7 months ago
View selection using randomized search
An important issue in data warehouse development is the selection of a set of views to materialize in order to accelerate OLAP queries, given certain space and maintenance time co...
Panos Kalnis, Nikos Mamoulis, Dimitris Papadias
GECCO
2006
Springer
148views Optimization» more  GECCO 2006»
13 years 11 months ago
An effective genetic algorithm for the minimum-label spanning tree problem
Given a connected, undirected graph G with labeled edges, the minimum-label spanning tree problem seeks a spanning tree on G to whose edges are attached the smallest possible numb...
Jeremiah Nummela, Bryant A. Julstrom
JSCIC
2008
82views more  JSCIC 2008»
13 years 7 months ago
Mathematical and Numerical Aspects of a Phase-field Approach to Critical Nuclei Morphology in Solids
Abstract We investigate a phase-field model for homogeneous nucleation and critical nucleus morphology in solids. We analyze the mathematical properties of a free energy functional...
Lei Zhang, Long-Qing Chen, Qiang Du
CP
2009
Springer
14 years 8 months ago
Confidence-Based Work Stealing in Parallel Constraint Programming
The most popular architecture for parallel search is work stealing: threads that have run out of work (nodes to be searched) steal from threads that still have work. Work stealing ...
Geoffrey Chu, Christian Schulte, Peter J. Stuckey
ACSD
2004
IEEE
95views Hardware» more  ACSD 2004»
13 years 11 months ago
Guided Model Checking with a Bayesian Meta-heuristic
Abstract. This paper presents a formal verification algorithm for finding errors in models of complex concurrent systems. The algorithm improves explicit guided model checking by a...
Kevin D. Seppi, Michael Jones, Peter Lamborn