Minimizing total completion time in two-machine flow shops with exact delays

被引:8
作者
Huo, Yumei [1 ]
Li, Holibing [2 ]
Zhao, Hairong [3 ]
机构
[1] CUNY Coll Staten Isl, Dept Comp Sci, Staten Isl, NY 10314 USA
[2] Lehman Brothers Inc, New York, NY 10019 USA
[3] Purdue Univ Calumet, Dept Math Comp Sci & Stat, Hammond, IN 46323 USA
关键词
Flow shop; Exact delay; NP-hard; Permutation schedule; Total completion time; Metaheuristics; SCHEDULING PROBLEMS; ALGORITHMS;
D O I
10.1016/j.cor.2008.06.015
中图分类号
TP39 [计算机的应用];
学科分类号
081203 ; 0835 ;
摘要
We study the problem of minimizing total completion time in the two-machine flow shop with exact delay model. This problem is a generalization of the no-wait flow shop problem which is known to be strongly NP-hard. Our problem has many applications but little results are given in the literature so far. We focus on permutation schedules. We first prove that some simple algorithms can be used to find the optimal schedules for some special cases. Then for the general case, we design some heuristics as well as metaheuristics whose performance are shown to be effective by computational experiments. (C) 2008 Elsevier Ltd. All rights reserved.
引用
收藏
页码:2018 / 2030
页数:13
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