Locally-adaptive loosely-coupled level sets for retinal layer and fluid segmentation in subjects with central serous retinopathy

Jelena Novosel, Ziyuan Wang, Henk De Jong, Mirjam Van Velthoven, Koen Vermeer, Lucas J. Van Vliet

    Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

    34 Citations (Scopus)

    Abstract

    We present a locally-adaptive approach to segment the fluid and the interfaces between retinal layers in eyes affected by central serous retinopathy based on loosely-coupled level sets. The approach exploits the local attenuation coefficient differences of layers around an interface and introduces auxiliary interfaces to delineate the fluid. Thus, it can handle abrupt attenuation coefficient variations and topology-disrupting anomalies. The method was applied to in-vivo images of retinas acquired by optical coherence tomography. A quantitative comparison with manual annotations shows the method's high accuracy: we obtained a mean absolute deviation for the interfaces of 3.7-8.9 βm (1-2 pixels) and a Dice coefficient for the fluid segmentation of 0.96.

    Original languageEnglish
    Title of host publicationProceedings of the 2016 IEEE International Symposium on Biomedical Imaging (ISBI 2016)
    Subtitle of host publicationFrom Nano to Macro
    Place of PublicationPiscataway
    PublisherIEEE
    Pages702-705
    Number of pages4
    ISBN (Electronic)978-1-4799-2349-6
    ISBN (Print)978-1-4799-2350-2
    DOIs
    Publication statusPublished - 15 Jun 2016
    Event2016 IEEE 13th International Symposium on Biomedical Imaging: From Nano to Macro, ISBI 2016 - Prague, Czech Republic
    Duration: 13 Apr 201616 Apr 2016

    Conference

    Conference2016 IEEE 13th International Symposium on Biomedical Imaging: From Nano to Macro, ISBI 2016
    Country/TerritoryCzech Republic
    CityPrague
    Period13/04/1616/04/16

    Keywords

    • Attenuation coefficients
    • OCT

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