Recent Submissions

  • Activities in imaging through fog at CD6: polarimetric imaging 

    Peña Gutiérrez, Sara; Ballesta Garcia, Maria; Royo Royo, Santiago (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Conference report
    Restricted access - publisher's policy
    The CD6 has recently developed a powerful line of research on polarimetric imaging. This field covers several applications in which the addition of polarization properties enables to enhance the contrast in detection. ...
  • Activities in imaging through fog at CD6: polarized light propagation modelling 

    Ballesta Garcia, Maria; Peña Gutiérrez, Sara; Royo Royo, Santiago (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Conference report
    Restricted access - publisher's policy
    Currently, in CD6, a new line of research devoted to polarimetric imaging is being developed. The use of polarization adds new information that is not reachable using other conventional imaging modes. In addition, recent ...
  • Multispectral retinography in healthy adult population 

    Burgos Fernández, Francisco Javier; Alterini, Tommaso; Díaz Douton, Fernando; Bou Marín, Marina; Vilaseca Ricart, Meritxell (Optical Society of American (OSA), 2021)
    Conference lecture
    Restricted access - publisher's policy
    Spectral reflectance of the eye fundus was evaluated in adult healthy patients through a fast visible and near-infrared multispectral fundus camera. Spectral signatures were analyzed for different ocular structures of the ...
  • Effect of intermittent induced aeration on nitrogen removal and denitrifying-bacterial community structure in Cork and gravel vertical flow pilot-scale treatment wetlands 

    Aguilar Pérez, Lorena; Gallegos Dávalos, Ángel; Martín Pérez, Leonardo; Arias, Carlos A.; Rubio, Raquel; Haulani, Leila; García Raurich, Josep; Pallarés, Marc; de Pablo, Joan; Morató Farreras, Jordi (2021-10)
    Article
    Restricted access - publisher's policy
    In this work, we have evaluated the impact of aeration in total nitrogen (TN), ammonia (NH4-N) and nitrate-nitrogen (NO3-N) removal in four pilot-scale vertical flow constructed wetlands (VFCW) using cork by-product or ...
  • Identification of a set of variables for the classification of páramo soils using a nonparametric model, remote sensing, and organic carbon 

    Pazmiño Flores, Yadira Carmen; Felipe Blanch, José Juan de; Vallbé Mumbrú, Marc; Cargua, Franklin; Quevedo Junyent, Luisa Jesús (Multidisciplinary Digital Publishing Institute (MDPI), 2021-08)
    Article
    Open Access
    Páramo ecosystems harbor important biodiversity and provide essential environmental services such as water regulation and carbon sequestration. Unfortunately, the scarcity of information on their land uses makes it difficult ...
  • Evaluación de modos de imagen polarimétrica en una cámara de niebla mediante el uso del contraste de imagen 

    Ballesta Garcia, Maria; Peña Gutiérrez, Sara; Val Martí, Aina; Royo Royo, Santiago (Comité de Optoelectrónica, 2021)
    Conference lecture
    Restricted access - publisher's policy
    Mediante el uso de una cámara polarimétrica y una fuente de luz linealmente polarizada, se ha realizado una comparativa entre distintos modos de imagen polarimétrica e imagen de intensidad en un entorno de niebla controlado. ...
  • Diseño y caracterización de un dispositivo óptico para la evaluación de lentes intraoculares in vitro 

    Azor Morón, Juan Antonio; Mendoza Parraga, Alison; Vega Lerín, Fidel; Millán Garcia-Varela, M. Sagrario (Comité de Optoelectrónica, 2021)
    Conference lecture
    Restricted access - publisher's policy
    Se ha realizado el diseño y la caracterización de un dispositivo en banco óptico, que incorpora un nuevo modelo de ojo fisiológico y un sistema de óptica adaptativa controlado por ordenador, para la evaluación in vitro de ...
  • Polarimetric imaging vs. conventional imaging: evaluation of image contrast in fog 

    Ballesta Garcia, Maria; Peña Gutiérrez, Sara; Val Martí, Aina; Royo Royo, Santiago (2021-06-24)
    Article
    Open Access
    We compare conventional intensity imaging against different modes of polarimetric imaging by evaluating the image contrast of images taken in a controlled foggy environment. A small-scale fog chamber has been designed and ...
  • Calidad acústica de nuestras aulas ¿dificultades de audición? 

    Villares, Carla; Cardona Torradeflot, Genís (2021-05)
    Article
    Open Access
    La calidad acústica del ambiente en que se realiza el aprendizaje puede ser determinante a la hora de obtener mejores resultados. Así pretende demostrarlo un estudio realizado en la Facultad de Óptica y Optometría de ...
  • Evaluación de la función visual en pacientes con trastorno por déficit de atención e hiperactividad: resultados preliminares 

    Clavé Cerezo, Laura; Álvarez Bulnes, Olga; Torrents Gómez, Aurora; Millán Garcia-Varela, M. Sagrario (2021-02-10)
    Part of book or chapter of book
    Restricted access - publisher's policy
    Objetivo: Investigar la función visual en niños y adolescentes con trastorno por déficit de atención e hiperactividad (TDAH) y compararla con una muestra de pacientes sanos. Método: se realiza un examen optométrico completo ...
  • Characteristics of saccades during the near point of convergence test 

    Mestre Ferrer, Clara; Bedell, Harold E.; Díaz Douton, Fernando; Pujol Ramo, Jaume; Gautier, Josselyn (2021-10)
    Article
    Open Access
    The near point of convergence test is widely used to evaluate binocular vision. It assesses the ability of the eyes to converge at short distances. Although the test consists of a pure symmetrical vergence task, small ...
  • Transmittance measurement of the in vivo human eye with a double-pass system 

    Sánchez, Roberto; De Paul, Aníbal; Burgos Fernández, Francisco Javier; Vilaseca Ricart, Meritxell; Pujol Ramo, Jaume; Issolio, Luis A. (2021)
    Article
    Open Access
    Purpose: To develop a methodology based on a double-pass system to obtain information about the transmittance of ocular media. Methods: The procedure consists of recording double-pass images at different powers of a laser ...

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