Order Learning Using Partially Ordered Data via Chainization

Seon Ho Lee, Chang Su Kim

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    4 Citations (Scopus)

    Abstract

    We propose the chainization algorithm for effective order learning when only partially ordered data are available. First, we develop a binary comparator to predict missing ordering relations between instances. Then, by extending the Kahn’s algorithm, we form a chain representing a linear ordering of instances. We fine-tune the comparator over pseudo pairs, which are sampled from the chain, and then re-estimate the linear ordering alternately. As a result, we obtain a more reliable comparator and a more meaningful linear ordering. Experimental results show that the proposed algorithm yields excellent rank estimation performances under various weak supervision scenarios, including semi-supervised learning, domain adaptation, and bipartite cases. The source codes are available at https://github.com/seon92/Chainization.

    Original languageEnglish
    Title of host publicationComputer Vision – ECCV 2022 - 17th European Conference, 2022, Proceedings
    EditorsShai Avidan, Gabriel Brostow, Moustapha Cissé, Giovanni Maria Farinella, Tal Hassner
    PublisherSpringer Science and Business Media Deutschland GmbH
    Pages196-211
    Number of pages16
    ISBN (Print)9783031197772
    DOIs
    Publication statusPublished - 2022
    Event17th European Conference on Computer Vision, ECCV 2022 - Tel Aviv, Israel
    Duration: 2022 Oct 232022 Oct 27

    Publication series

    NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
    Volume13673 LNCS
    ISSN (Print)0302-9743
    ISSN (Electronic)1611-3349

    Conference

    Conference17th European Conference on Computer Vision, ECCV 2022
    Country/TerritoryIsrael
    CityTel Aviv
    Period22/10/2322/10/27

    Bibliographical note

    Funding Information:
    Acknowledgments. This work was supported by the NRF grants funded by the Korea government (MSIT) (No. NRF-2021R1A4A1031864 and No. NRF-2022R1A2B5B03002310) and also by IITP grant funded by the Korea government (MSIT) (No. 2021-0-02068, Artificial Intelligence Innovation Hub).

    Publisher Copyright:
    © 2022, The Author(s), under exclusive license to Springer Nature Switzerland AG.

    Keywords

    • Aesthetic assessment
    • Facial age estimation
    • Facial expression recognition
    • Order learning
    • Rank estimation
    • Topological sorting

    ASJC Scopus subject areas

    • Theoretical Computer Science
    • General Computer Science

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