GREO - Grup de Recerca en Enginyeria Òptica: Enviaments recents

Ara es mostren els items 1-12 de 257

    • Influence of blood glycemia levels in refraction, binocular vision and accommodation: a case report 

      Argilés Sans, Marc; Sala Oller, Jessica; Sunyer Grau, Bernat; Rovira Gay, Cristina; Pérez Maña, Luis (Multidisciplinary Digital Publishing Institute (MDPI), 2024-03-23)
      Article
      Accés obert
      This case report provides us with insight on how blood glycemia affects refraction, vergence and accommodation in a single diabetic patient. A 21-year-old type I diabetic woman was the subject studied in this report. ...

    • Training deep learning algorithms with multispectral dataset of skin lesions for the improvement of skin cancer diagnosis 

      Rey Barroso, Laura; Vilaseca Ricart, Meritxell; Royo Royo, Santiago; Puig Sardá, Susana; Malvehy Guilera, Josep; Pellacani, Giovanni; Lihacova, Ilze; Bondarenko, Andrey; Burgos Fernández, Francisco Javier (International Society for Photo-Optical Instrumentation Engineers (SPIE), 2023)
      Text en actes de congrés
      Accés obert
      Dermatologists are starting to make use of Computer-Aided Diagnosis based on deep learning algorithms, which can provide them with an objective judgement during evaluation of equivocal lesions. DL algorithms can be trained ...

    • Generalized multi-cavity laser self-mixing interferometry based on scattering theory 

      Jha, Ajit; Cenkeramadi, Linga Reddy; Royo Royo, Santiago (Optical Society of American (OSA), 2023-05-08)
      Article
      Accés obert
      We present a generalized mathematical model and algorithm for the multi-cavity self-mixing phenomenon based on scattering theory. Scattering theory, which is extensively used for travelling wave is exploited to demonstrate ...

    • Multimodal imaging sensor based on lidar for advanced perception tasks 

      Garcia Gómez, Pablo; Bernal Pérez, Eduard; Rodríguez Aramendía, Ana; Rodrigo Arcay, Noel; Riu Gras, Jordi; Royo Royo, Santiago (2023)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Automated systems increase their requirements in all fields, tightening their performance requirements in aspects like reliability, and ease of manipulation. Within this communication, we will present the development of a ...

    • Accuracy of a Large Language Model as a new tool for optometry education 

      Cardona Torradeflot, Genís; Argilés Sans, Marc; Pérez Maña, Luis (2023-12-03)
      Article
      Accés restringit per política de l'editorial
      Clinical relevance: The unsupervised introduction of certain Artificial Intelligence tools in optometry education may challenge the proper acquisition of accurate clinical knowledge and skills proficiency. Background: Large ...

    • Precision and agreement of axial length in paediatric population measured with MYAH and AL-Scan biometers 

      Aldaba Arévalo, Mikel; Ochando Olcina, Pablo; Vila Vidal, Núria; Viñuela Navarro, Valldeflors; Guisasola València, Laura; Pérez Corral, Juan Enrique (Taylor & Francis Group, 2023-11-13)
      Article
      Accés restringit per política de l'editorial
      Clinical relevance Measuring axial length is key in the field of myopia development and control. Hence, the precision and agreement of commercially available biometers is of vital interest to understand their variability ...

    • Modeling the use of LiDAR through adverse weather 

      Ballesta Garcia, Maria; Mas Giménez, Gerard de; Royo Royo, Santiago (2023-07-12)
      Capítol de llibre
      Accés obert
      Due to the outstanding characteristics of LiDAR imaging systems, they seem essential for the consolidation of novel applications related to computer vision, in fields such as autonomous vehicles, outdoor recognition, and ...

    • Double-pass measurements of retinal image quality in monofocal contact lens wearers 

      Torrents Gómez, Aurora; Gispets Parcerisas, Joan; Pujol Ramo, Jaume (1997-01)
      Article
      Accés restringit per política de l'editorial
      The double-pass method is applied to determine the optical image quality in monofocal contact lens (CL) wearers. This is an objective non-invasive technique that permits in vivo testing of the optical performance of CL ...

    • A LiDAR imaging system using temporal and polarization discrimination for turbid media 

      Ballesta Garcia, Maria; Peña Gutiérrez, Sara; Rodríguez Aramendía, Ana; García Gómez, Pablo; Rodrigo Arcay, Noel; Royo Royo, Santiago (2023)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      In recent times, there has been a surge of interest in LiDAR imaging systems, particularly in outdoor terrestrial applications associated with computer vision. However, a significant hurdle preventing their widespread ...

    • How do most young moderate hyperopes avoid strabismus? 

      Neupane, Sonisha; Sreenivasan, Vidhyapriya; Wu, Yifei; Mestre Ferrer, Clara; Connolly, Katie; Lyon, Don W.; Candy, Rowan (Association for Research in Vision and Ophthalmology (ARVO), 2023-11-14)
      Article
      Accés obert
      PURPOSE. Uncorrected hyperopic children must overcome an apparent conflict between accommodation and vergence demands to focus and align their retinal images. This study tested hypotheses about simultaneous accommodation ...

    • Global visual attention SPAN in different video game genres 

      Argilés Sans, Marc; González Fortuny, Xavier; Fonts González, Elisabet; Sunyer Grau, Bernat (Springer Nature, 2023-12-11)
      Article
      Accés obert
      Video games, specifcally action video games, have been demonstrated to be a useful tool in improving certain visual aspects in the general population. Visual attention span, the ability to simultaneously process multiple ...

    • Experimental characterization of polarized light backscattering in fog environments 

      Ballesta Garcia, Maria; Peña Gutiérrez, Sara; Garcia Gómez, Pablo; Royo Royo, Santiago (2023-11-01)
      Article
      Accés obert
      This paper focuses on the experimental characterization of the polarization behavior of light backscattered through fog. A polarimetric orthogonal state contrast imager and an active, purely polarized white illuminator ...