Axis 2: Decision support made in complex systems

Back

Cahiers du GERAD

1420 results — page 13 of 71

and

In this paper we consider a differentiated oligopoly with two product varieties that are supplied by two groups of firms. We assume that firms can change t...

BibTeX reference
, , and

Free-Floating Carsharing (FFCS) systems are a promising concept to reduce the traffic volume in cities. However, spatial and temporal mismatches of supply an...

BibTeX reference
, , and

The solution to a biobjective optimization problem is composed of a collection of trade-off solution called the Pareto set. The present work studies the que...

BibTeX reference
and

The energy of a graph G, denoted by E(G), is defined as the sum of the absolute values of all eigenvalues of G. In this paper we stu...

BibTeX reference
, , , and

Column generation algorithms for solving vehicle routing problems often rely on a relaxed pricing subproblem where routes may be non-elementary and which is ...

BibTeX reference

Mineral value chains or mining complexes involve mining, processing, stockpiling, waste management, and transportation activities. An integrated stochastic...

BibTeX reference
, , , and

Deploying applications having many processes in a multi-cloud environment is challenging. The cloud manager has goals such as minimizing power consumption, w...

BibTeX reference
, , and

The standard blending problem consists of combining components to produce a final product with a given demand, while satisfying specific criteria with resp...

BibTeX reference
, , and

We address the problem of accelerating column generation (CG) for set-covering formulations via dual optimal inequalities (DOI). DOI use knowledge of the du...

BibTeX reference
and

This paper presents the application of adaptive simultaneous stochastic optimization with a representative branching framework to generate the strategic pl...

BibTeX reference
and

We built a time-consistent cooperative solution for the class of dynamic games played over event trees in the context where the structure of the tree is gi...

BibTeX reference

We analyze a differential game with spatially distributed controls to study a multiregional transboundary pollution problem. The dynamics of the state variab...

BibTeX reference

The integral column generation algorithm (ICG) was recently introduced to solve set partitioning problems involving a very large number of variables. This pr...

BibTeX reference

In derivative-free and blackbox optimization, the objective function is often evaluated through the execution of a computer program seen as a blackbox. It ...

BibTeX reference
, , , and

Production planners in the non-ferrous metal industry face an inherent combinatorial complexity of the metal production process within a fast changing market...

BibTeX reference

This work proposes strategies to handle three types of constraints in the context of blackbox optimization: binary constraints that simply indicate if they a...

BibTeX reference
, , , , and

This paper studies the team orienteering problem, where the arrival time and service time affect the collection of profits. Such interactions result in a non...

BibTeX reference
, , and

We propose a generalized decomposition approach for production planning problems with process configuration decisions. These problems appear in contexts wher...

BibTeX reference
and

Nanoparticle-mediated drug delivery may be a promising alternative to traditional chemo-therapy of high systemic toxicity. Tumor tissue architecture poses a ...

BibTeX reference

This work introduces StoMADS, a stochastic variant of the mesh adaptive direct-search (MADS) algorithm originally developed for deterministic blackbox optim...

BibTeX reference