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    Por favor, use este identificador para citar o enlazar este ítem:https://uvadoc.uva.es/handle/10324/68877

    Título
    Development and evaluation of a head-mounted display system based on stereoscopic images and depth algorithms for patients with visual impairment.
    Autor
    Coco Martín, María BegoñaAutoridad UVA Orcid
    Pichel Mouzo, María Dolores
    Torres, Juan Carlos
    Vergaz, Ricardo
    Cuadrado Asensio, RubénAutoridad UVA Orcid
    Pinto Fraga, Francisco JoséAutoridad UVA Orcid
    Coco Martín, Rosa MaríaAutoridad UVA Orcid
    Año del Documento
    2019-01
    Editorial
    ELSEVIER SCIENCE BV
    Documento Fuente
    Displays, 2019; vol. 56, p. 49-56.
    Resumo
    Abstract: In this work, we developed a wearable system using a commercial stereoscopic head-mounted display. We compared depth first-then contour (df-tc) and contour first-then depth (cf-td) algorithms in terms of images processed per second rate versus the window size and sweep values. Likewise, we performed a comparison of several edge detection methods in the same terms. The developed technical aid was clinically tested. We evaluated the preferred walking speed and the walking speed with and without the devices during three test circuits. For comparative analysis of anxiety levels, we recorded patients’ heart rate data before, during and after the test. The system has proven its potential for enhancing the patients’ mobility and reducing the level of anxiety related to movement activities.
    Materias Unesco
    3201.09 Oftalmología
    Palabras Clave
    Head-mounted display, HMD, visual impairment, edge detection, multiplexing.
    ISSN
    0141-9382
    Revisión por pares
    SI
    DOI
    10.1016/j.displa.2019.01.002
    Version del Editor
    https://www.sciencedirect.com/science/article/abs/pii/S0141938217300100
    Propietario de los Derechos
    Elsevier Science BV
    Idioma
    eus
    URI
    https://uvadoc.uva.es/handle/10324/68877
    Tipo de versión
    info:eu-repo/semantics/submittedVersion
    Derechos
    openAccess
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    • DEP11 - Artículos de revista [241]
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    Universidad de Valladolid

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