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» Computing Minimal Diagnoses with Critical Set Algorithms
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SDM
2011
SIAM
241views Data Mining» more  SDM 2011»
14 years 19 days ago
A Fast Algorithm for Sparse PCA and a New Sparsity Control Criteria
Sparse principal component analysis (PCA) imposes extra constraints or penalty terms to the standard PCA to achieve sparsity. In this paper, we first introduce an efficient algor...
Yunlong He, Renato Monteiro, Haesun Park
SC
2004
ACM
15 years 3 months ago
Optimal File-Bundle Caching Algorithms for Data-Grids
The file-bundle caching problem arises frequently in scientific applications where jobs process several files concurrently. Consider a host system in a data-grid that maintains...
Ekow J. Otoo, Doron Rotem, Alexandru Romosan
PDCAT
2005
Springer
15 years 3 months ago
A New Algorithm to Solve Synchronous Consensus for Dependent Failures
Fault tolerant algorithms are often designed under the t-out-of-n assumption, which is based on the assumption that all processes or components fail independently with equal proba...
Jun Wang, Min Song
SODA
2001
ACM
87views Algorithms» more  SODA 2001»
14 years 11 months ago
Gossip is synteny: incomplete gossip and an exact algorithm for syntenic distance
The syntenic distance between two genomes is given by the minimum number of fusions, fissions, and translocations required to transform one into the other, ignoring the order of g...
David Liben-Nowell
GECCO
2006
Springer
159views Optimization» more  GECCO 2006»
15 years 1 months ago
Genetic algorithms for positioning and utilizing sensors in synthetically generated landscapes
Positioning multiple sensors for acquisition of a a given environment is one of the fundamental research areas in various fields, such as military scouting, computer vision and ro...
Haluk Topcuoglu, Murat Ermis