多种目标函数下资源均衡问题的遗传算法

Grzegorz Waligóra
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引用次数: 1

摘要

研究了资源约束下项目调度中的资源均衡问题。在这个问题中,项目的活动要以满足所有优先级和资源约束的方式进行安排,并且描述资源使用波动的给定目标函数要最小化。活动是不可抢占的,资源是可再生的。分析了该问题的几种不同目标函数。提出了一种遗传算法来解决这一强np困难问题。通过在一组标准基准实例上进行计算实验,对该算法的性能进行了检查,并与其他简单的启发式算法进行了比较。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Genetic Algorithm for Resource Leveling Problems under Various Objective Functions
In this paper some resource leveling problems for project scheduling under resource constraints are considered. In this problem activities of a project are to be scheduled in a way that all precedence and resource constraints are satisfied, and a given objective function describing the fluctuations of resource usage is minimized. Activities are nonpreemptable, and resources are renewable. Several various objective functions for the problem are analyzed. A genetic algorithm is proposed to solve this strongly NP-hard problem. The performance of the algorithm is examined and compared to other simple heuristics on a basis of a computational experiment performed on a set of standard benchmark instances.
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