Examination timetabling problem with scarce resources: A case study

IF 16.4 1区 化学 Q1 CHEMISTRY, MULTIDISCIPLINARY
M. E. Keskin, Alper Döyen, Hasan Akyer, M. G. Güler
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引用次数: 5

Abstract

Examination timetabling problem (ETP) is one of the hardest administrative tasks that has to be undertaken at each semester in all faculties. Although the major structure of the problem remains intact, requirements may change from faculty to faculty causing major changes in the solution procedures. The number of academic staff and the level of infrastructures of newly established universities cannot keep up with the increasing number of departments and students. This scarcity brings several additional constraints to the ETP. In this study, we propose a two stage solution procedure for the ETP of such universities. We apply our solution method to a real problem. We show that better feasible solutions can be found in shorter computation times compared to commercial softwares. Moreover we show that the total examination period length can be reduced from seven days to six days with the proposed method. [Received 17 June 2017; Revised 23 April 2018; Accepted 7 July 2018]
资源稀缺的考试时间表问题:一个案例研究
考试时间表问题(ETP)是所有学院每学期必须承担的最艰巨的管理任务之一。尽管问题的主要结构保持不变,但要求可能会因教师而异,从而导致解决程序发生重大变化。新建大学的学术人员数量和基础设施水平无法跟上院系和学生数量的增长。这种稀缺性给ETP带来了一些额外的限制。在本研究中,我们为这类大学的ETP提出了一个两阶段的解决程序。我们把我们的解决方法应用于一个实际问题。我们证明,与商业软件相比,在更短的计算时间内可以找到更好的可行解决方案。此外,我们还表明,使用所提出的方法,总检查期长度可以从7天缩短到6天。【2017年6月17日收到;2018年4月23日修订;2018年7月7日接受】
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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来源期刊
Accounts of Chemical Research
Accounts of Chemical Research 化学-化学综合
CiteScore
31.40
自引率
1.10%
发文量
312
审稿时长
2 months
期刊介绍: Accounts of Chemical Research presents short, concise and critical articles offering easy-to-read overviews of basic research and applications in all areas of chemistry and biochemistry. These short reviews focus on research from the author’s own laboratory and are designed to teach the reader about a research project. In addition, Accounts of Chemical Research publishes commentaries that give an informed opinion on a current research problem. Special Issues online are devoted to a single topic of unusual activity and significance. Accounts of Chemical Research replaces the traditional article abstract with an article "Conspectus." These entries synopsize the research affording the reader a closer look at the content and significance of an article. Through this provision of a more detailed description of the article contents, the Conspectus enhances the article's discoverability by search engines and the exposure for the research.
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