Parallel Metaheuristics: A New Class of Algorithms
Parallel Metaheuristics: A New Class of Algorithms
Handbook of Approximation Algorithms and Metaheuristics (Chapman & Hall/Crc Computer & Information Science Series)
Proceedings of the 12th International Conference on Computer Systems and Technologies
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Parallel metaheuristics provides innovative and powerful alternative for combinatorial optimization providing the opportunity to find out near-optimal solutions in reasonable time. The goal of this paper is to reveal the experience of utilizing the experimental parallel metaheuristics framework ParMetaOpt, developed at Computer Systems Dept., Technical University of Sofia. Parallel metaheuristics algorithm have been designed and implemented based on population based methods (evolutionary computation, artificial bee colony and ant colony optimization) and trajectory based methods (GRASP, Tabu search and simulated annealing) for the case studies of the timetabling and the job shop scheduling problems. Parallel performance evaluation and analysis have been presented on the basis of hybrid (MPI+OpenMP) parallel program implementations on compact heterogeneous computer cluster.