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Systems and Methods for Multi-Objective Optimizations with Objective Space Mapping

机译:具有目标空间映射的多目标优化的系统和方法

摘要

Systems and methods are provided for operating to an initial optimized baseline solution to a multi-objective problem. As the initial optimized baseline solution is determined, some regions, such as local or global maxima, minima, and/or saddle points in the objective space may be mapped. The mapping may be performed by storing mesh chromosomes corresponding to some of the features (e.g., extrema, saddle points, etc.) in the objective space along with the location of those chromosomes within the objective space (e.g., objective values corresponding to each of the objectives). The mesh chromosome may be used in subsequent re-optimization problems, such as with reformulation. Although in a re-optimization the objectives, decision variables, and or objective/constraint models may change, the mesh chromosomes may still provide information and direction for more quickly and/or with reduced resources converge on a re-optimized solution.
机译:提供了用于对多目标问题进行初始优化的基线解决方案的系统和方法。在确定初始优化基线解决方案时,可以映射某些区域,例如目标空间中的局部或全局最大值,最小值和/或鞍点。可以通过在目标空间中存储与某些特征(例如,极值,鞍点等)相对应的网状染色体以及那些染色体在目标空间内的位置(例如,与每个目标对应的目标值)来执行映射。目标)。网状染色体可用于随后的重新优化问题,例如重新配制。尽管在重新优化中,目标,决策变量和/或目标/约束模型可能会更改,但网状染色体仍可提供信息和方向,以便更快地和/或以减少的资源收敛在重新优化的解决方案上。

著录项

  • 公开/公告号US2018082209A1

    专利类型

  • 公开/公告日2018-03-22

    原文格式PDF

  • 申请/专利权人 THE AEROSPACE CORPORATION;

    申请/专利号US201615267528

  • 发明设计人 TIMOTHY GUY THOMPSON;

    申请日2016-09-16

  • 分类号G06N99/00;G06N5/00;

  • 国家 US

  • 入库时间 2022-08-21 13:03:01

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