Similar Search Results

Ramalhinho-Lourenço, Helena; Martin, Olivier C.; … - Department of Economics and Business, Universitat … - 2000

Iterated Local Search has many of the desirable features of a metaheuristic: it is simple, easy to implement, robust, and highly effective. The essential idea of Iterated Local Search lies in focusing the search not on the full space of solutions but on a smaller subspace defined by the...

Persistent link: https://www.econbiz.de/10005772412

Incorporating waiting time in competitive location models: Formulations and heuristics

Silva, Francisco; Serra, Daniel - Department of Economics and Business, Universitat … - 2008

techniques. Metaheuristics are shown to offer accurate results within acceptable computing times. …

Persistent link: https://www.econbiz.de/10005704944

Assigning proctors to exams with scatter search

Ramalhinho-Lourenço, Helena; Martí, Rafael; Laguna, Manuel - Department of Economics and Business, Universitat … - 2001

In this paper we present an algorithm to assign proctors to exams. This NP-hard problem is related to the generalized assignment problem with multiple objectives. The problem consists of assigning teaching assistants to proctor final exams at a university. We formulate this problem as a...

Persistent link: https://www.econbiz.de/10005827525

ILS-ESP: An efficient, simple, and parameter-free algorithm for solving the permutation flow-shop problem

Juan, Angel A.; Ramalhinho-Lourenço, Helena; Mateo, Manuel - Department of Economics and Business, Universitat … - 2012

tests show that our parameter-free algorithm is able to compete with state-of-the-art metaheuristics for the PFSP. Also, the …

Persistent link: https://www.econbiz.de/10010551634

Teaching metaheuristics in business schools

Ramalhinho-Lourenço, Helena - Department of Economics and Business, Universitat … - 2005

In this work we discuss some ideas and opinions related with teaching Metaheuristics in Business Schools. The main … present a SWOT analysis which lead us to the conclusion that the area of Metaheuristics only can win with the presentation and … discussion of metaheuristics and related topics in Business Schools, since it consists in a excellent Decision Support tools for …

Persistent link: https://www.econbiz.de/10005771955

Metaheuristics for the bus-driver scheduling problem

Ramalhinho-Lourenço, Helena; Pinto, José; Portugal, Rita - Department of Economics and Business, Universitat … - 1998

We present new metaheuristics for solving real crew scheduling problems in a public transportation bus company. Since … alternative solutions methods have to be developed. We propose metaheuristics based on the following approaches: GRASP (greedy … randomized adaptive search procedure), tabu search and genetic algorithms. These metaheuristics also present some innovation …

Persistent link: https://www.econbiz.de/10005772097

Supply chain management: An opportunity for metaheuristics

Ramalhinho-Lourenço, Helena - Department of Economics and Business, Universitat … - 2001

present a brief discussion on the important issues in SCM. We then argue that metaheuristics can play an important role in …

Persistent link: https://www.econbiz.de/10005772349

The crew-scheduling module in the GIST system

Ramalhinho-Lourenço, Helena - Department of Economics and Business, Universitat … - 2001

modules of this project, the crew-scheduling module. The crew-scheduling module is based on the application of meta-heuristics …, in particular GRASP, tabu search and genetic algorithm to solve the bus-driver-scheduling problem. The metaheuristics …

Persistent link: https://www.econbiz.de/10005704950

Adaptive approach heuristics for the generalized assignment problem

Ramalhinho-Lourenço, Helena; Serra, Daniel - Department of Economics and Business, Universitat … - 1998

certain amount of the resource of the agent. We present new metaheuristics for the generalized assignment problem based on …

Persistent link: https://www.econbiz.de/10005704984