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pro vyhledávání: '"Antoon W. J. Kolen"'
Autor:
Antoon W. J. Kolen
Publikováno v:
Statistica Neerlandica. 61:4-15
We describe a genetic algorithm for the partial constraint satisfaction problem. The typical elements of a genetic algorithm, selection, mutation and cross-over, are filled in with combinatorial ideas. For instance, cross-over of two solutions is per
Publikováno v:
Networks. 40:170-180
In this paper, we describe a computational study to solve hard partial constraint satisfaction problems (PCSPs) to optimality. The PCSP is a general class of problems that contains a diversity of problems, such as generalized subgraph problems, MAX-S
Publikováno v:
Journal of the Operational Research Society. 51:1238-1247
We consider a real-life cutting stock problem with two types of orders. All orders have to be cut from a given number of raws (also known as stock unit, master reel or jumbo). For each order the width of the final (also known as reels or units) and t
Publikováno v:
European Journal of Operational Research. 127:189-202
In this paper we consider the local access telecommunication network expansion problem, in which growing demand can be satisfied by expanding cable capacities and/or installing concentrators in the network. The problem is known to be NP-hard. We prov
Publikováno v:
Electronic Notes in Discrete Mathematics. 3:102-105
In this extended abstract we describe a computational study to solve hard frequency assignment problems (FAPs) to optimality using a tree decomposition of the graph that models interference constraints. We present a dynamic programming algorithm whic
Autor:
Wil H.G.J. Hennen, Antoon W. J. Kolen
Publikováno v:
IFAC Proceedings Volumes. 28:79-83
The method and tool FUZZY-DETECTOR has been developed to enable fast and easy building of knowledge-based systems (rule-based) for domains where data are qualitative and uncertain. The method is based on the fuzzy set theory and membership functions
Publikováno v:
Operations-Research-Spektrum. 16:193-202
Constraint-basierte Logikprogrammierung ist ein neues und auch fur das Operations Research vielversprechendes Gebiet der Kunstlichen Intelligenz. Eine logikorientierte Programmiersprache generiert zulassige Losungen eines Constraint-Satisfaction-Prob
Autor:
Erwin Pesch, Antoon W. J. Kolen
Publikováno v:
Discrete Applied Mathematics. 48:273-284
The most common application of genetic algorithms to combinatorial optimization problems has been restricted to the traveling salesman problem. We review some of these ideas and present some new results, especially in the case that severe time constr
Publikováno v:
Discrete Applied Mathematics, 55(2), 145-162. Elsevier
When jobs have to be processed on a set of identical parallel machines so as to minimize the makespan of the schedule, list scheduling rules form a popular class of heuristics. The order in which jobs appear on the list is assumed here to be determin
Autor:
Leo Kroon, Antoon W. J. Kolen
Publikováno v:
European Journal of Operational Research, 79(3), 417-430. Elsevier
In this paper we consider a generalization of the Fixed Job Schedule Problem (FJSP) which appears in the aircraft maintenance process at an airport. A number of jobs must be carried out where each job requires processing from a fixed time to a fixed