[1]严宏[][]. 教学资源配置优化中遗传算法的应用与改进[J].计算机技术与发展,2016,26(03):130-134.
 YAN Hong[][]. Application and Improvement of Genetic Algorithm for Optimization in Allocating Teaching Resources[J].,2016,26(03):130-134.
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 教学资源配置优化中遗传算法的应用与改进()
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《计算机技术与发展》[ISSN:1006-6977/CN:61-1281/TN]

卷:
26
期数:
2016年03期
页码:
130-134
栏目:
应用开发研究
出版日期:
2016-03-10

文章信息/Info

Title:
 Application and Improvement of Genetic Algorithm for Optimization in Allocating Teaching Resources
文章编号:
1673-629X(2016)03-0130-05
作者:
 严宏[1][2]
1. 中国民用航空飞行学院;2.四川大学 视觉合成图形图像技术国家重点学科实验室
Author(s):
 YAN Hong[1][2]
关键词:
 资源配置遗传算法十进制编码适应度函数交叉算子
Keywords:
 resources allocationgenetic algorithmdecimal encodingfitness functioncrossover operator
分类号:
TP18
文献标志码:
A
摘要:
 对于临时新增教学任务,教学资源安排不同于学期开始前的教学资源配置,通常具有特定的配置需求。在教学资源有限的情况下,为了使新增教学班级配置的教室更加一致或接近,避免频繁变动教室给教学带来的不便,使用遗传算法进行教室资源的分配,并根据应用需求进行了改进。其中设计了更加适宜的十进制编码,提出的适应度函数能有效地对教室资源的一致或接近程度进行量化计算。根据染色体编码特点和优化目标,对遗传算子进行选择和改进,特别对单点交叉进行改进尽可能地提高交叉后的适应度,同时保持种群的多样性。实验结果表明,改进的遗传算法相对于标准遗传算法在用时更少的情况下得到的教学资源分配更加满足优化目标,计算效率得以提高,并且成功应用于实际的教学资源配置。
Abstract:
 For temporarily added curriculum,the arrangement of teaching resources which usually has some specific requirements is differ-ent from that done before a semester begins. In the case of limited teaching resources,an improved genetic algorithm was proposed for op-timizing the consistency and nearness of the classrooms allocated for temporary curriculum,with aim to avoid the inconvenience to teach-ing caused by frequent change of classrooms. Based on the requirement of the given application in this paper,a more efficient decimal en-coding was developed. Correspondingly,a suitable fitness function was proposed to quantitatively calculate the consistency and nearness of the allocated classrooms. According to the characteristic of the chromosome encoding and the optimization goal,the algorithm selected ex-isting genetic operators and improved them,especially the modified one-point crossover that attempts to enhance the fitness value and maintain the diversity of population. The experimental results show that the improved genetic algorithm,which has been successfully ap-plied,can achieve more optimal solution within a shorter period of time when compared with the standard genetic algorithm.

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更新日期/Last Update: 2016-06-14