面向多最优解组合优化问题的决策求解算法
O221%O158; 针对具有固定物品总和、多最优解特征的组合优化问题,以固定总和实数子集问题和购买鸡翅问题为例,给出了这类多最优解组合优化问题的形式化表示.在分析枚举等经典算法基础上,提出了基于整数状态表示和实数状态表示的0-1决策递归搜索多最优解动态规划算法.针对该算法在最优解数量较大时,时间复杂度趋向O(mn)的问题,提出了基于相同决策路径合并和基于0-x决策的两种改进算法.实验中两种改进算法的计算时间基本符合与O(nb+nm)的正比关系,表明对于这类多最优解组合优化问题具有良好的求解性能....
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| Published in | 国防科技大学学报 Vol. 44; no. 3; pp. 31 - 40 |
|---|---|
| Main Authors | , , , , |
| Format | Journal Article |
| Language | Chinese |
| Published |
国防科技大学智能科学学院,湖南长沙 410073
28.06.2022
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| Subjects | |
| Online Access | Get full text |
| ISSN | 1001-2486 |
| DOI | 10.11887/j.cn.202203005 |
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| Abstract | O221%O158; 针对具有固定物品总和、多最优解特征的组合优化问题,以固定总和实数子集问题和购买鸡翅问题为例,给出了这类多最优解组合优化问题的形式化表示.在分析枚举等经典算法基础上,提出了基于整数状态表示和实数状态表示的0-1决策递归搜索多最优解动态规划算法.针对该算法在最优解数量较大时,时间复杂度趋向O(mn)的问题,提出了基于相同决策路径合并和基于0-x决策的两种改进算法.实验中两种改进算法的计算时间基本符合与O(nb+nm)的正比关系,表明对于这类多最优解组合优化问题具有良好的求解性能. |
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| AbstractList | O221%O158; 针对具有固定物品总和、多最优解特征的组合优化问题,以固定总和实数子集问题和购买鸡翅问题为例,给出了这类多最优解组合优化问题的形式化表示.在分析枚举等经典算法基础上,提出了基于整数状态表示和实数状态表示的0-1决策递归搜索多最优解动态规划算法.针对该算法在最优解数量较大时,时间复杂度趋向O(mn)的问题,提出了基于相同决策路径合并和基于0-x决策的两种改进算法.实验中两种改进算法的计算时间基本符合与O(nb+nm)的正比关系,表明对于这类多最优解组合优化问题具有良好的求解性能. |
| Author | 邹明我 胡振震 罗俊仁 陈璟 袁唯淋 |
| AuthorAffiliation | 国防科技大学智能科学学院,湖南长沙 410073 |
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| Author_FL | CHEN Jing YUAN Weilin HU Zhenzhen ZOU Mingwo LUO Junren |
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| Author_xml | – sequence: 1 fullname: 胡振震 – sequence: 2 fullname: 袁唯淋 – sequence: 3 fullname: 罗俊仁 – sequence: 4 fullname: 邹明我 – sequence: 5 fullname: 陈璟 |
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| Keywords | 动态规划 多最优解 组合优化 固定总和实数子集问题 |
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| Title | 面向多最优解组合优化问题的决策求解算法 |
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