Gouveia Lus

Lus Gouveia

Information about the author Lus Gouveia will soon be added to the site.
Found 7 papers in total
Enhancing discretized formulations: the knapsack reformulation and the star reformulation
Enhancing discretized formulations: the knapsack reformulation and the star reformulation
2012
Discretized formulations have proved to be useful for modeling combinatorial...
Models for optimal survivable routing with a minimum number of hops: comparing disaggregated with aggregated models
Models for optimal survivable routing with a minimum number of hops: comparing disaggregated with aggregated models
2011
Given an undirected network with link capacities and a set of commodities with known...
Network flow models for the local access network expansion problem
Network flow models for the local access network expansion problem
2007
In the local access network expansion problem we need to expand a given network (with...
On the capacitated concentrator location problem: a reformulation by discretization
On the capacitated concentrator location problem: a reformulation by discretization
2006
In this paper, we present and discuss a discretized model for the two versions of the...
A new Lagrangean relaxation approach for the hop-constrained minimum spanning tree problem
A new Lagrangean relaxation approach for the hop-constrained minimum spanning tree problem
2001
We present a new Lagrangean relaxation for the hop-constrained minimum spanning tree...
Models for a Steiner ring network design problem with revenues
Models for a Steiner ring network design problem with revenues
2001
Consider a graph G = ( V,E ), where the set of nodes V is partitioned into two sets,...
A comparative analysis of models for the Traveling Salesman Problem
A comparative analysis of models for the Traveling Salesman Problem
1996
Several formulations for the Traveling Salesman Problem are compared with respect to...
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