Online three-dimensional dendritic spines mophological classification based on semi-supervised learning

Peng Shi, Xiaobo Zhou, Qing Li, Matthew Baron, Merilee A. Teylan, Yong Kim, Stephen T.C. Wong

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

    9 Scopus citations

    Abstract

    Recent studies on neuron imaging show that there is a strong relationship between the functional properties of a neuron and its morphology, especially its dendritic spine structures. However, most of the current methods for morphological spine classification only concern features in two-dimensional (2D) space, which consequently decreases the accuracy of dendritic spine analysis. In this paper, we propose a semi-supervised learning (SSL) framework, in which spine phenotypes in three-dimensional (3D) space are considered. With training only on a few pre-classified inputs, the rest of the spines can be identified effectively. We also derived a new scheme using an affinity matrix between features to further improve the accuracy. Our experimental results indicate that a small training dataset is sufficient to classify detected dendritic spines.

    Original languageEnglish (US)
    Title of host publicationProceedings - 2009 IEEE International Symposium on Biomedical Imaging
    Subtitle of host publicationFrom Nano to Macro, ISBI 2009
    Pages1019-1022
    Number of pages4
    DOIs
    StatePublished - 2009
    Event2009 IEEE International Symposium on Biomedical Imaging: From Nano to Macro, ISBI 2009 - Boston, MA, United States
    Duration: Jun 28 2009Jul 1 2009

    Publication series

    NameProceedings - 2009 IEEE International Symposium on Biomedical Imaging: From Nano to Macro, ISBI 2009

    Other

    Other2009 IEEE International Symposium on Biomedical Imaging: From Nano to Macro, ISBI 2009
    Country/TerritoryUnited States
    CityBoston, MA
    Period6/28/097/1/09

    Keywords

    • Dendritic spine
    • Morphological spine classification
    • Semi-supervised learning

    ASJC Scopus subject areas

    • Biomedical Engineering
    • Radiology Nuclear Medicine and imaging

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