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CEC
2007
IEEE
16 years 1 months ago
Opposition-based particle swarm algorithm with cauchy mutation
—Particle Swarm Optimization (PSO) has shown its fast search speed in many complicated optimization and search problems. However, PSO could often easily fall into local optima. T...
Hui Wang, Hui Li, Yong Liu, Changhe Li, Sanyou Y. ...
SAT
2007
Springer
146views Hardware» more  SAT 2007»
16 years 24 days ago
Algorithms for Variable-Weighted 2-SAT and Dual Problems
Abstract. In this paper we study NP-hard weighted satisfiability optimization problems for the class 2-CNF providing worst-case upper time bounds. Moreover we consider the monoton...
Stefan Porschen, Ewald Speckenmeyer
COLT
2010
Springer
15 years 4 months ago
Composite Objective Mirror Descent
We present a new method for regularized convex optimization and analyze it under both online and stochastic optimization settings. In addition to unifying previously known firstor...
John Duchi, Shai Shalev-Shwartz, Yoram Singer, Amb...
STOC
2010
ACM
190views Algorithms» more  STOC 2010»
16 years 4 months ago
Subgraph Sparsification and Nearly Optimal Ultrasparsifiers
Alexandra Kolla, Yury Makarychev, Amin Saberi and ...
146
Voted
SODA
2010
ACM
149views Algorithms» more  SODA 2010»
16 years 4 months ago
Utilitarian Mechanism Design for Multi-Objective Optimization
Fabrizio Grandoni, Piotr Krysta, Stefano Leonardi,...