3 papers
math.OC2018
A Lagrange decomposition based Branch and Bound algorithm for the Optimal Mapping of Cloud Virtual Machines
Guanglei Wang, Walid Ben-Ameur, Adam Ouorou
One of the challenges of cloud computing is to optimally and efficiently assign virtual ma- chines to physical machines. The aim of telecommunication operators is to minimize the m…
math.OC2017
Exploiting sparsity for the min k-partition problem
Guanglei Wang, Hassan Hijazi
The minimum k-partition problem is a challenging combinatorial problem with a diverse set of applications ranging from telecommunications to sports scheduling. It generalizes the m…
math.OC2016
Multipolar robust optimization
Walid Ben-Ameur, Adam Ouorou, Guanglei Wang +1
We consider linear programs involving uncertain parameters and propose a new tractable robust counterpart which contains and generalizes several other models including the existing…