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» A Mean-Variance Optimization algorithm
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EOR
2000
120views more  EOR 2000»
15 years 7 months ago
Tabu Search applied to global optimization
A new algorithm called Enhanced Continuous Tabu Search (ECTS) is proposed for the global optimization of multiminima functions. It results from an adaptation of combinatorial Tabu...
Rachid Chelouah, Patrick Siarry
SIAMJO
2010
125views more  SIAMJO 2010»
15 years 2 months ago
Trading Accuracy for Sparsity in Optimization Problems with Sparsity Constraints
We study the problem of minimizing the expected loss of a linear predictor while constraining its sparsity, i.e., bounding the number of features used by the predictor. While the r...
Shai Shalev-Shwartz, Nathan Srebro, Tong Zhang
STOC
2006
ACM
129views Algorithms» more  STOC 2006»
16 years 7 months ago
Optimal phylogenetic reconstruction
One of the major tasks of evolutionary biology is the reconstruction of phylogenetic trees from molecular data. The evolutionary model is given by a Markov chain on the true evolu...
Constantinos Daskalakis, Elchanan Mossel, Sé...
BIBE
2008
IEEE
142views Bioinformatics» more  BIBE 2008»
16 years 2 months ago
Optimizing performance, cost, and sensitivity in pairwise sequence search on a cluster of PlayStations
— The Smith-Waterman algorithm is a dynamic programming method for determining optimal local alignments between nucleotide or protein sequences. However, it suffers from quadrati...
Ashwin M. Aji, Wu-chun Feng
INFOCOM
2005
IEEE
16 years 1 months ago
Joint optimal scheduling and routing for maximum network throughput
— In this paper we consider packet networks loaded by admissible traffic patterns, i.e. by traffic patterns that, if optimally routed, do not overload network resources. In the...
Emilio Leonardi, Marco Mellia, Marco Ajmone Marsan...