Choosing robust solutions in discrete optimization problems with fuzzy costs

被引:27
作者
Kasperski, Adam [1 ]
Kulej, Michal [1 ]
机构
[1] Wroclaw Univ Technol, Inst Ind Engn & Management, PL-50370 Wroclaw, Poland
关键词
Discrete optimization; Robust optimization; Fuzzy interval; Possibility theory; Minmax; Minmax regret; LINEAR-PROGRAMMING PROBLEMS; SPANNING TREE PROBLEM; MAX REGRET VERSIONS; INTERVAL DATA; MIN-MAX; COMPLEXITY; APPROXIMATION; ALGORITHM;
D O I
10.1016/j.fss.2008.09.001
中图分类号
TP301 [理论、方法];
学科分类号
081202 ;
摘要
In this paper it wide class of discrete optimization problems, which can lie formulated as a 0-1 linear programming problem is discussed. It is assumed that the objective function costs are not precisely known. This uncertainty is modeled by specifying a finite set of fuzzy scenarios. Under every fuzzy scenario the costs,ire given as fuzzy intervals. Possibility theory is then applied to chose a solution in such a problem and mixed integer linear programming models are proposed to compute this Solution. (C) 2008 Elsevier B.V. All rights reserved.
引用
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页码:667 / 682
页数:16
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