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LTR-HSS: A Learning-to-Rank Based Framework for Hypervolume Subset Selection

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 12 - Chapter in an edited book (Author)peer-review

Abstract

Hypervolume subset selection (HSS) plays an important role in various aspects of the field of evolutionary multi-objective optimization, such as environmental selection and post-processing for decision-making. The goal of these problems is to find the optimal subset that maximizes the hypervolume from a given candidate solution set. Many methods have been developed to solve or approximately solve different types of HSS problems. However, existing approaches cannot effectively solve HSS problems with a large number of objectives within a short computation time. This drawback directly limits their applicability as a component for developing new EMO algorithms. In this paper, we propose a novel learning-to-rank based framework, named LTR-HSS, for solving the challenging HSS problems with a large number of objectives. The experimental results show that, compared to other state-of-the-art HSS methods, our proposed LTR-HSS requires a shorter computation time to solve HSS problems with large numbers of objectives while achieving superior or competitive hypervolume performance. This demonstrates the potential of our method to be integrated into algorithms for many-objective optimization.
© 2024 The Author(s), under exclusive license to Springer Nature Switzerland AG
Original languageEnglish
Title of host publicationParallel Problem Solving from Nature
Subtitle of host publicationPPSN XVII
EditorsMichael Affenzeller, Stephan M. Winkler, Anna V. Kononova, Heike Trautmann, Tea Tušar, Penousal Machado, Thomas Bäck
PublisherSpringer, Cham
Chapter3
Pages36-51
Number of pages16
Edition1
ISBN (Electronic)9783031700859
ISBN (Print)9783031700842
DOIs
Publication statusPublished - 7 Sept 2024

Publication series

NameLecture Notes in Computer Science
PublisherSpringer
Volume15151
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Funding

This work was supported by the National Key R&D Program of China (Grant No. 2023YFE0106300), National Natural Science Foundation of China (Grant No. 62250710163, 62376115, 62276223), Guangdong Provincial Key Laboratory (Grant No. 2020B121201001), and the Research Grants Council of the Hong Kong Special Administrative Region, China [GRF Project No. CityU 11215622].

Research Keywords

  • Hypervolume subset selection
  • Multi-objective optimization
  • Machine learning

RGC Funding Information

  • RGC-funded

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