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    Listar por autor "Velasco-Álvarez, Francisco Javier"

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    Mostrando ítems 1-20 de 40

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      • A two-class brain computer interface to freely navigate through virtual worlds 

        Ron-Angevin, RicardoAutoridad Universidad de Málaga; Díaz-Estrella, AntonioAutoridad Universidad de Málaga; Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga (De Gruyter, 2009-05-26)
        A brain computer interface that enables navigation through a virtual environment (VE) using four different navigation commands (turn right, turn left, move forward and move back) is presented. A graphical interface allows ...
      • Audio-cued motor imagery-based brain–compute rinterface: Navigation through virtual and real environments 

        Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Ron-Angevin, RicardoAutoridad Universidad de Málaga; Da Silva-Sauer, Leandro; Sancha-Ros, Salvador (Elseiver, 2013-02-13)
        he aim of this work is to provide a navigation paradigm that could be used to control a wheelchair through a brain-computer interface (BCI). In such a case, it is desirable to control the system without a graphical interface ...
      • BCI-Based Navigation in Virtual and Real Environments 

        Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Ron-Angevin, RicardoAutoridad Universidad de Málaga; López-Gordo, Miguel Ángel (Springer, 2013-06)
        A Brain-Computer Interface (BCI) is a system that enables people to control an external device with their brain activity, without the need of any muscular activity. Researchers in the BCI field aim to develop applications ...
      • BCI-Controlled Wheelchair; Audio-Cue Motor Imagery-Based Paradigm 

        Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Varona-Moya, Sergio; Blanca-Mena, María JoséAutoridad Universidad de Málaga; Sancha-Ros, Salvador; Ron-Angevin, RicardoAutoridad Universidad de Málaga (2014-10-22)
        In this study we present a control paradigm that enables subjects to drive a real wheelchair using four navigation commands. The control is achieved through the discrimination of two mental tasks (relaxed state versus one ...
      • Brain switch mode: an alternative to drive a brain-controlled wheelchair 

        Fernández-Rodríguez, ÁlvaroAutoridad Universidad de Málaga; Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Ron-Angevin, RicardoAutoridad Universidad de Málaga (2017-10-04)
        To date, different control paradigms of low level navigation have been tested for brain-controlled wheelchairs, mainly divided into continuous or discrete control [1]. However, these paradigms have certain drawbacks such ...
      • Brain-computer interface (BCI)-generated speech to control domotic devices 

        Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Fernández-Rodríguez, ÁlvaroAutoridad Universidad de Málaga; Ron-Angevin, RicardoAutoridad Universidad de Málaga (Elsevier, 2022-10-14)
        A brain-computer interface (BCI) is a type of technology that establishes a communication channel between a user and certain devices in the environment via the brain signals of the user. The UMA-BCI Speller tool allows for ...
      • Brain-Computer Interface application: auditory serial interface to control a two-class motor-imagery-based wheelchair 

        Ron-Angevin, RicardoAutoridad Universidad de Málaga; Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Fernández-Rodríguez, ÁlvaroAutoridad Universidad de Málaga; Díaz-Estrella, AntonioAutoridad Universidad de Málaga; Blanca-Mena, María JoséAutoridad Universidad de Málaga; Vizcaíno-Martín, Francisco JavierAutoridad Universidad de Málaga[et al.] (Biomed Central, 2017-05-30)
        Background Certain diseases affect brain areas that control the movements of the patients’ body, thereby limiting their autonomy and communication capacity. Research in the field of Brain-Computer Interfaces aims to provide ...
      • Brain-Computer Interface Control of Smartphone Messaging Applications 

        Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Fernández-Rodríguez, ÁlvaroAutoridad Universidad de Málaga; Ron-Angevin, RicardoAutoridad Universidad de Málaga (IARIA, 2021-07)
        This work-in-progress paper presents an implementation of a Brain-Computer Interface (BCI) system focused on the control of the most common messaging applications of a smartphone: WhatsApp, Telegram, e-mail and Short Message ...
      • Brain-Controlled Wheelchair Through Discrimination of Two Mental Tasks 

        Ron-Angevin, RicardoAutoridad Universidad de Málaga; Fernández-Rodríguez, ÁlvaroAutoridad Universidad de Málaga; Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga
        Recently, Brain-Computer Interface (BCI) research has been targeted at the rehabilitation of motor-disabled individuals because it helps to establish a communication and control channel for them. This new channel could ...
      • Brain–Computer Interface (BCI) control of a virtual assistant in a smartphone to manage messaging applications 

        Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Fernández-Rodríguez, ÁlvaroAutoridad Universidad de Málaga; Vizcaíno-Martín, Francisco JavierAutoridad Universidad de Málaga; Díaz-Estrella, AntonioAutoridad Universidad de Málaga; Ron-Angevin, RicardoAutoridad Universidad de Málaga (MDPI, 2021-05-26)
        Brain–computer interfaces (BCI) are a type of assistive technology that uses the brain signals of users to establish a communication and control channel between them and an external device. BCI systems may be a suitable ...
      • Bucles Neuronales : un diálogo entre el humano y la máquina 

        Caparrós de la Calle, Mercedes (2024-12-10)
        Presentamos Bucles Neuronales: un diálogo entre el humano y la máquina como una instalación inmersiva en la que el espectador se relaciona de primera mano en un espacio donde la Inteligencia Artificial es la protagonista. ...
      • Control de una silla de ruedas a través de un sistema BCI basado en la discriminación de dos tareas mentales 

        Ron-Angevin, RicardoAutoridad Universidad de Málaga; Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Varona-Moya, Sergio; Vizcaíno-Martín, Francisco JavierAutoridad Universidad de Málaga; Díaz-Estrella, AntonioAutoridad Universidad de Málaga (2014-07-22)
        En este trabajo se presenta una propuesta de control de una silla de ruedas a través de una interfaz cerebro computadora mediante la discriminación de sólo dos tareas mentales. Con el paradigma de control propuesto se ...
      • Different effects of using pictures as stimuli in a P300 brain-computer interface under rapid serial visual presentation or row-column paradigm 

        Fernández-Rodríguez, ÁlvaroAutoridad Universidad de Málaga; Medina-Juliá, María Teresa; Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Ron-Angevin, RicardoAutoridad Universidad de Málaga (Springer Nature, 2021-03-20)
        Previous proposals for controlling a P300-based BCI speller have shown an improvement using alternative images instead of letters as target stimuli under a row–column paradigm (RCP). However, the RCP is not suitable for ...
      • Effect of Stimulus Size in a Visual ERP-Based BCI under RSVP 

        Fernández-Rodríguez, ÁlvaroAutoridad Universidad de Málaga; Darves-Bornoz, Aube; Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Ron-Angevin, RicardoAutoridad Universidad de Málaga (MPDI, 2022)
        Rapid serial visual presentation (RSVP) is currently one of the most suitable paradigms for use with a visual brain–computer interface based on event-related potentials (ERP-BCI) by patients with a lack of ocular motility. ...
      • Effects of spatial stimulus overlap in a visual P300-based brain-computer interface 

        Fernández-Rodríguez, ÁlvaroAutoridad Universidad de Málaga; Medina-Juliá, María Teresa; Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Ron-Angevin, RicardoAutoridad Universidad de Málaga (Elsevier, 2020-02-18)
        The rapid serial visual presentation (RSVP) paradigm seems to be one of the most appropriate for patients using P300-based brain-computer interface applications, since non-ocular movements are required. However, according ...
      • Estudio preliminar de la usabilidad de tres tamaños de teclados basados en Interfaces Cerebro-Computador por pacientes con ELA 

        Medina-Juliá, María Teresa; Fernández-Rodríguez, ÁlvaroAutoridad Universidad de Málaga; Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Ron-Angevin, RicardoAutoridad Universidad de Málaga (2019-07-25)
        En referencia a los teclados basados en Interfaces Cerebro Computador que utilizan el biopotencial P300 como señal de control, el tamaño óptimo para personas con discapacidad motora no se ha presentado propiamente. En este ...
      • Evaluation of different types of stimuli in an Event-Related Potential-based Brain–Computer Interface Speller under Rapid Serial Visual Presentation 

        Ron-Angevin, RicardoAutoridad Universidad de Málaga; Fernández-Rodríguez, ÁlvaroAutoridad Universidad de Málaga; Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Lespinet-Najib, Véronique; André, Jean-Marc (MDPI, 2024-05-22)
        Rapid serial visual presentation (RSVP) is currently a suitable gaze-independent paradigm for controlling visual brain–computer interfaces (BCIs) based on event-related potentials (ERPs), especially for users with limited ...
      • Evaluation of emotional and neutral pictures as flashing stimuli using a P300 brain-computer interface speller 

        Fernández-Rodríguez, ÁlvaroAutoridad Universidad de Málaga; Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Medina-Juliá, María Teresa; Ron-Angevin, RicardoAutoridad Universidad de Málaga (IOP Publishing, 2019-09-11)
        Previous works have reported that complex emotional and visual stimuli can increase the amplitude of the P300 brain potential. Thus, the aim of the present work is to assess these kinds of images in a P300 brain-computer ...
      • Evaluation of flashing stimuli shape and colour heterogeneity using a P300 brain-computer interface speller 

        Fernández-Rodríguez, ÁlvaroAutoridad Universidad de Málaga; Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Medina-Juliá, María Teresa; Ron-Angevin, RicardoAutoridad Universidad de Málaga (2019-07-17)
        Objective: Previous works using a visual P300-based speller have reported an improvement modifying the shape or colour of the presented stimulus. However, the effects of both blended factors have not been yet studied. Thus, ...
      • Evaluation of Single-Trial Classification to Control a Visual ERP-BCI under a Situation Awareness Scenario. 

        Fernández-Rodríguez, ÁlvaroAutoridad Universidad de Málaga; Ron-Angevin, RicardoAutoridad Universidad de Málaga; Velasco-Álvarez, Francisco JavierAutoridad Universidad de Málaga; Diaz-Pineda, Jaime; Letouzé, Théodore; André, Jean-Marc[et al.] (MDPI, 2023-05-31)
        An event-related potential (ERP)-based brain–computer interface (BCI) can be used to monitor a user’s cognitive state during a surveillance task in a situational awareness context. The present study explores the use of an ...
        REPOSITORIO INSTITUCIONAL UNIVERSIDAD DE MÁLAGA
        REPOSITORIO INSTITUCIONAL UNIVERSIDAD DE MÁLAGA
         

         

        REPOSITORIO INSTITUCIONAL UNIVERSIDAD DE MÁLAGA
        REPOSITORIO INSTITUCIONAL UNIVERSIDAD DE MÁLAGA