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G-CNN: Adaptive Geometric Convolutional Neural Networks for MRI-Based Skull Stripping

  • Yifan Li
  • , Chao Li
  • , Yiran Wei
  • , Stephen Price
  • , Carola Bibiane Schönlieb
  • , Xi Chen (Lead / Corresponding author)

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

    Abstract

    Skull stripping in MRI-based brain imaging involves extraction of brain regions from raw images. While some Convolutional Neural Nets (CNNs) models have been successful in automating this process, the reliance on local textures can negatively impact model performance in the presence of pathological conditions such as brain tumors. This study presents a novel yet practical approach to offer supplementary texture-invariant spatial information of the brain as a geometric prior to enhance shape representations to further enable informed segmentation decisions. Our numerical results demonstrate that the new method outperforms competing algorithms in skull stripping tasks for both healthy and pathological inputs. These findings underscore the potential of incorporating geometric information in deep learning models to enhance the accuracy of brain segmentation.

    Original languageEnglish
    Title of host publicationComputational Mathematics Modeling in Cancer Analysis
    Subtitle of host publicationSecond International Workshop, CMMCA 2023, Held in Conjunction with MICCAI 2023, Vancouver, BC, Canada, October 8, 2023, Proceedings
    EditorsWenjian Qin, Nazar Zaki, Fa Zhang, Jia Wu, Fan Yang, Chao Li
    PublisherSpringer Nature Switzerland AG
    Pages21-30
    Number of pages10
    Edition1
    ISBN (Electronic)9783031450877
    ISBN (Print)9783031450860
    DOIs
    Publication statusPublished - 9 Oct 2023
    Event2nd Workshop on Computational Mathematics Modeling in Cancer Analysis, CMMCA 2023 - Vancouver, Canada
    Duration: 8 Oct 20238 Oct 2023

    Publication series

    NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
    Volume14243 LNCS
    ISSN (Print)0302-9743
    ISSN (Electronic)1611-3349

    Conference

    Conference2nd Workshop on Computational Mathematics Modeling in Cancer Analysis, CMMCA 2023
    Country/TerritoryCanada
    CityVancouver
    Period8/10/238/10/23

    Keywords

    • Convolutional neural networks
    • Deep learning
    • Geometric information
    • Skull stripping

    ASJC Scopus subject areas

    • Theoretical Computer Science
    • General Computer Science

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