Now showing items 21-40 of 156

    • Exploración en tiempo real de la reconstrucción virtual de los instrumentos del Pórtico de la Gloria 

      Méndez Fernández, Roi; Otero, Antonio; Jarque, Samuel; Flores González, Julián Carlos (Universitat Politècnica de València, 2012)
      En este artículo se presenta el desarrollo de un sistema para la visualización interactiva de la reconstrucción virtual de los instrumentos del Pórtico de la Gloria. Se explica el proceso seguido para la creación de un ...
    • Conocimiento tecnológico-didáctico del contenido en la enseñanza de Ingeniería Informática: un estudio de caso colaborativo con la perspectiva del docente y los investigadores 

      Gewerc Barujel, Adriana; Pernas Morado, Eulogio; Varela-Pet, José (Universitat Politècnica de València, 2013)
      Este trabajo tiene como marco un proyecto de investigación coordinado entre tres universidades (Barcelona, Sevilla y Santiago de Compostela) titulado: El conocimiento profesional del profesor universitario: procesos de ...
    • Quantification of Right and Left Ventricular Function in Cardiac MR Imaging: Comparison of Semiautomatic and Manual Segmentation Algorithms 

      Souto Bayarri, José Miguel; Masip, Lambert Raúl; Couto, Miguel; Suárez Cuenca, Jorge Juan; Martínez, Amparo; García Tahoces, Pablo; Carreira Villamor, José Martín; Croisille, Pierre (MDPI, 2013)
      The purpose of this study was to evaluate the performance of a semiautomatic segmentation method for the anatomical and functional assessment of both ventricles from cardiac cine magnetic resonance (MR) examinations, ...
    • Multiresolution rendering based on GPGPU computing 

      Lamas Rodríguez, Julián; Argüello Pedreira, Francisco Santiago; Blanco Heras, Dora (Research Institute of Intelligent Computer Systems, 2013)
      The problem of visualizing large volumetric datasets is appealing for computation on the GPU. Nevertheless, the design of GPU volume rendering solutions must deal with the limited available memory in a graphics card. In ...
    • Self-Organized Multi-Camera Network for a Fast and Easy Deployment of Ubiquitous Robots in Unknown Environments 

      Canedo Rodríguez, Adrián; Iglesias Rodríguez, Roberto; Vázquez Regueiro, Carlos; Álvarez Santos, Víctor; Pardo López, Xosé Manuel (MDPI, 2013)
      To bring cutting edge robotics from research centres to social environments, the robotics community must start providing affordable solutions: the costs must be reduced and the quality and usefulness of the robot services ...
    • Learning on real robots from experience and simple user feedback 

      Quintía Vidal, Pablo; Iglesias Rodríguez, Roberto; Rodríguez González, Miguel Ángel; Vázquez Regueiro, Carlos (Universitat d'Alacant, 2013)
      In this article we describe a novel algorithm that allows fast and continuous learning on a physical robot working in a real environment. The learning process is never stopped and new knowledge gained from robot-environment ...
    • A FastSLAM-based Algorithm for Omnidirectional Cameras 

      Gamallo Solórzano, Cristina; Mucientes Molina, Manuel Felipe; Vázquez Regueiro, Carlos (Universitat d'Alacant, 2013)
      Environments with a low density of landmarks are difficult for vision-based Simultaneous Localization and Mapping (SLAM) algorithms. The use of omnidirectional cameras, which have a wide field of view, is specially interesting ...
    • On the analysis of set-based fuzzy quantified reasoning using classical syllogistics 

      Pereira Fariña, Martín; Díaz Hermida, Félix; Bugarín Diz, Alberto José (North-Holland, 2013-03)
      Syllogism is a type of deductive reasoning involving quantified statements. The syllogistic reasoning scheme in the classical Aristotelian framework involves three crisp term sets and four linguistic quantifiers, for which ...
    • Closed-Form and Explicit Analytical Model for Crosstalk in CMOS Photodiodes 

      Blanco Filgueira, Beatriz; López Martínez, Paula; Roldán Aranda, Juan Bautista (IEEE, 2013-08-20)
      A closed-form and explicit 2-D analytical model for crosstalk(CTK) effects in p-n + CMOS photodiodes for pixel design optimization has been developed in this paper. This model complements and extends a previous development ...
    • Assessment, Design and Implementation of a Private Cloud for MapReduce Applications 

      Salgueiro, M.; González Gómez, Patricia; Fernández Pena, Anselmo Tomás; Cabaleiro Domínguez, José Carlos (OALib, 2014)
      Scientific computation and data intensive analyses are ever more frequent. On the one hand, the MapReduce programming model has gained a lot of attention for its applicability in large parallel data analyses and Big Data ...
    • Automated semantic annotation of rare disease cases: a case study 

      Taboada Iglesias, María Jesús; Rodríguez Castiñeira, Hadriana; Martínez Hernández, Diego; Pardo Parrado, María; Sobrido Gómez, María Jesús (Oxford Univesity Press, 2014)
      Motivation: As the number of clinical reports in the peer-reviewed medical literature keeps growing, there is an increasing need for online search tools to find and analyze publications on patients with similar clinical ...
    • Evaluación del rendimiento de hipervisores usados en infraestructuras cloud que aprovechan la virtualización por hardware 

      Zablah Ávila, José Isaac; García Loureiro, Antonio Jesús; Gómez Folgar, Fernando (Portal de la Ciencia, 2014)
      El presente artículo muestra los resultados de un conjunto de benchmarks en anfitriones y máquinas virtuales gestionadas con los hipervisores Xen y KVM, aprovechando el soporte vía hardware para la virtualización del ...
    • Do we need hundreds of classifiers to solve real world classification problems? 

      Fernández Delgado, Manuel; Cernadas García, Eva; Barro Ameneiro, Senén; Amorim, Dinani Gomes (Journal of Machine Learning Research, 2014)
      We evaluate 179 classifiers arising from 17 families (discriminant analysis, Bayesian, neural networks, support vector machines, decision trees, rule-based classifiers, boosting, bagging, stacking, random forests and other ...
    • Using an extended Roofline Model to understand data and thread affinities on NUMA systems 

      García Lorenzo, Óscar; Fernández Pena, Anselmo Tomás; Cabaleiro Domínguez, José Carlos; Pichel Campos, Juan Carlos; Fernández Rivera, Francisco (Universidad de Granada, 2014)
      Today’s microprocessors include multicores that feature a diverse set of compute cores and onboard memory subsystems connected by complex communication networks and protocols. The analysis of factors that affect performance ...
    • Cloud flexibility using DIRAC interware 

      Fernández Albor, Víctor Manuel; Seco Miguélez, Marcos Antonio; Fernández Pena, Anselmo Tomás; Méndez Muñoz, Víctor; Saborido Silva, Juan José; Graciani Díaz, Ricardo (IOP Science, 2014)
      Communities of different locations are running their computing jobs on dedicated infrastructures without the need to worry about software, hardware or even the site where their programs are going to be executed. Nevertheless, ...
    • Analysis of high concentrator photovoltaic modules in outdoor conditions: Influence of direct normal irradiance, air temperature, and air mass 

      Fernández, Eduardo F.; Rodrigo, P.; Fernández, J. I.; Pérez Higueras, P.; García Loureiro, Antonio Jesús; Almonacid, G.; Almonacid, Florencia (AIP Publishing, 2014)
      The study of high concentrator photovoltaic (HCPV) technology under real conditions is essential to understand its real behavior. The influence of direct normal irradiance (DNI), air temperature (Tair), and air mass (AM) ...
    • Análisis morfosintáctico y clasificación de entidades nombradas en un entorno Big Data 

      Gamallo Otero, Pablo; Pichel Campos, Juan Carlos; García González, Marcos; Abuín Mosquera, José Manuel; Fernández Pena, Anselmo Tomás (Sociedad Española para el Procesamiento del Lenguaje Natural (SEPLN), 2014)
      Este artículo describe una suite de módulos lingüísticos para el castellano, basado en una arquitectura en tuberías, que incluye tareas de análisis morfosintáctico así como de reconocimiento y clasificación de entidades ...
    • A Fuzzy Syllogistic Reasoning Schema for Generalized Quantifiers 

      Pereira Fariña, Martín; Vidal Aguiar, Juan Carlos; Díaz Hermida, Félix; Bugarín Diz, Alberto José (North-Holland, 2014-01)
      In this paper, a new approximate syllogistic reasoning schema is described that expands some of the approaches expounded in the literature into two ways: (i) a number of different types of quantifiers (logical, absolute, ...
    • Distance Measurement Error in Time-of-Flight Sensors Due to Shot Noise 

      Illade Quinteiro, Julio; Brea Sánchez, Víctor Manuel; López Martínez, Paula; Cabello Ferrer, Diego; Doménech Asensi, Ginés (MDPI, 2015)
      Unlike other noise sources, which can be reduced or eliminated by different signal processing techniques, shot noise is an ever-present noise component in any imaging system. In this paper, we present an in-depth study of ...
    • PRECISION: A Reconfigurable SIMD/MIMD Coprocessor for Computer Vision Systems-on-Chip 

      Nieto Lareo, Alejandro Manuel; López Vilariño, David; Brea Sánchez, Víctor Manuel (IEEE, 2015)
      Computer vision applications have a large disparity in operations, data representation and memory access patterns from the early vision stages to the final classification and recognition stages. A hardware system for ...





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