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A branch-and-bound algorithm for the acyclic partitioning problem

delete2014-01-01
delete13
PRE
AI
J
Jenny Nossack *
E
Erwin Pesch
DOI:10.1016/j.cor.2013.08.013delete
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摘要

摘要

En 中文
我们专注于将有向,边和顶点加权图的顶点集划分为簇的问题,即不相交的子集。要确定聚类,使得聚类内的顶点权重的总和满足上限,并且使得聚类内的边权重的总和最大化。另外,图被强制划分为有向非循环图,其中聚类定义顶点。这个问题被称为非循环分区问题,是NP难问题。例如,在VLSI设计和铁路转运场中出现了实际应用。我们针对非循环分区问题提出了一种整数规划公式,并提出了一种基于分支定界框架的精确解决方法,该框架集成了约束传播。报告了计算结果,以确认我们的解决方案建议的强度。(C)2013 Elsevier Ltd.版权所有。
Keyword:
Graph partitioning
Branch-and-bound
Constraint propagation
Acyclic graph
Container transshipment
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期刊

C
Computers and Operations Research
IF:
4.3
论文数:
6.5K
被引数:
1.8W

机构

U
Universitat Siegen
学者数:
2.9K
论文数: 2.7K
被引数: 18
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