• closedAccess   A benchmarking study on single image dehazing techniques for underwater autonomous vehicles 

      Pérez Soler, Javier; Sanz, Pedro J; Bryson, Mitch; Williams, Sephan B. IEEE (2017-06)
      Enhancing the underwater images is of utmost importance for autonomous underwater vehicles. This kind of robots usually have to deal with highly degraded images from which it is extremely difficult to accurately find, ...
    • openAccess   A Customer Churn Detection Model for the Pay-TV Sector 

      López Oliva, Vicente; Egea, Rebeca; Museros, Lledó; Sanz, Ismael Ios Press (2021)
    • openAccess   A Data-Parallel ILUPACK for Sparse General and Symmetric Indefinite Linear Systems 

      Aliaga Estellés, José Ignacio; Bollhöfer, Matthias; Dufrechou, Ernesto; Ezzatti, Pablo; Quintana-Orti, Enrique S. Springer (2017-05-28)
      The solution of sparse linear systems of large dimension is a critical step in problems that span a diverse range of applications. For this reason, a number of iterative solvers have been developed, among which ILUPACK ...
    • closedAccess   A distributed architecture for enabling autonomous underwater intervention missions 

      Palomeras, Narcís; García Sánchez, Juan Carlos; Prats Sánchez, Mario; Sanz, Pedro J; Ridao, Pere; Fernández Fresneda, José Javier IEEE (2010)
      This work introduces the main aspects related with a new architecture defined for an ongoing research project named RAUVI (i.e. Reconfigurable AUV for Intervention Missions). Two initially independent architectures for ...
    • openAccess   A Meta-model for the Guideline Definition Language 

      Grangel Seguer, Reyes; Campos Sancho, Cristina; Martínez-Salvador, Begoña; Marcos, Mar SciTePress (2021-7-6)
      Computer-Interpretable Guidelines (CIGs) are a key issue to implement decision support systems that could help clinical practice. To represent these guidelines numerous modeling languages, such as PROforma, Asbru, or GLIF, ...
    • openAccess   A Model of Artificial Genotype and Norm of Reaction in a Robotic System 

      Durán Bosch, Angel Juan; del Pobil, Angel P. Springer (2016-08-10)
      The genes of living organisms serve as large stores of information for replicating their behavior and morphology over generations. The evolutionary view of genetics that has inspired artificial systems with a Mendelian ...
    • openAccess   A platform for the design and execution of clinical data transformation and reasoning workflows 

      Maldonado, Jose Alberto; Marcos, Mar; Fernández Breis, Jesualdo Tomás; Giménez Solano, Vicente Miguel; Legaz-García, María del Carmen; Martínez-Salvador, Begoña CAEPIA (2021-09-22)
      Effective sharing and reuse of Electronic Health Records (EHRs) requires a high level of semantic interoperability. We have developed a framework to support EHR interoperability based on workflows whose primary components ...
    • openAccess   Actividades de aprendizaje activo para una evaluación sostenible en el ámbito universitario 

      Benavent Garcia, Xaro; de Ves Cuenca, Esther; Marqués-Andrés, Mercedes; Cerverón, Vicente; Castaño Álvarez, Mª Asunción; Sanmartín, Isaías; Garcia Pineda, Miguel; Roger, Sandra; Lopez-Ballester, Jesus; Pérez, Carlos JENUI Editores (2022)
      Desde que se inició la pandemia del COVID19, la docencia de nuestras asignaturas ha pasado por diversos modelos (virtual, híbrido y de nuevo presencial) de manera muy abrupta. Esto nos ha llevado a realizar una tarea ...
    • openAccess   Adaptive precision solvers for sparse linear systems 

      Anzt, Hartwig; Dongarra, Jack; Quintana-Orti, Enrique S. ACM (2015)
      We formulate an implementation of a Jacobi iterative solver for sparse linear systems that iterates the distinct components of the solution with different precision in terms of mantissa length. Starting with very low ...
    • closedAccess   An Autonomous Drone for Image-Based Inspection of Bookshelves 

      Martinez-Martin, Ester; Ferrer, Eric; Vasilev, Ilia; del Pobil, Angel P. IEEE (2021)
      This article introduces the UJI aerial library robot. It uses visual techniques to self-locate and navigate autonomously to find books and make automated inventories. A control strategy for navigating along library ...
    • closedAccess   An Underwater Simulation Server Oriented to Cooperative Robotic Interventions: The Educational Approach 

      Solis, Alejandro; Marin, Raul; Marina, Javier; Moreno, Francisco J.; Ávila, Mario; Cruz, Marcos de la; Delgado, Daniel; Martí Avilés, José Vicente; Sanz, Pedro J IEEE (2021)
      Experiments that require the use of Supervised Autonomous Underwater Vehicles for Intervention (I-AUV) are not easy to be performed, specially when deployed in the sea or in scenarios where the robot might face lack of ...
    • openAccess   Analysing Food-Porn Images for Users’ Engagement in the Food Business 

      Casales-Garcia, Vicente; Falomir, Zoe; Museros, Lledó; Sanz, Ismael; Llidó Escrivá, Dolores María; González Abril, L. IOS Press (2022)
      This paper presents an approach for analysing food-porn images and their related comments published by the cooking school Getcookingcanada Instagram account. Our approach processes the published images to extract colour ...
    • openAccess   Análisis de métodos de redistribución de datos para aplicaciones MPI maleables 

      Martín Álvarez, Iker; Aliaga Estellés, José Ignacio; Castillo Catalán, María Isabel; Iserte, Sergio Sociedad de Arquitectura y Tecnología de Computadores (SARTECO) (2023-09)
      La maleabilidad de procesos puede definirse como la capacidad de un trabajo paralelo MPI distribuido para modificar el número de procesos sin detener su ejecución, reasignando los recursos computacionales inicialmente ...
    • openAccess   Aplicación sintética para el estudio de maleabilidad en computación de altas prestaciones 

      Martín Álvarez, Iker; Aliaga Estellés, José Ignacio; Castillo Catalán, María Isabel; Iserte, Sergio; Mayo, Rafael Universitat d'Alacant (2022)
      Hoy en día, la mejora del rendimiento en los grandes clusters de ordenadores recomienda el desarrollo de aplicaciones maleables. Así, durante la ejecución de estas aplicaciones en un trabajo, el sistema de gestión de ...
    • openAccess   Aprendizaje basado en proyectos y trabajo en equipo para mejorar las competencias básicas 

      Tomás, Vicente R.; Iserte, Sergio; Pérez-Francisco, Miguel; Boronat, Pablo; Castillo Catalán, María Isabel; García Fernández, Luis Amable Servicio de Publicaciones. Universidad de Zaragoza. (2021-10)
      El aprendizaje basado en proyectos es una técnica de enseñanza/aprendizaje que utiliza un proyecto como eje principal del proceso de aprendizaje. Este aprendizaje, combinado con el trabajo en equipo permite mejorar la ...
    • openAccess   Aprendizaje de redes de computadores mediante el uso de proyectos en una titulación de videojuegos 

      Fernández Redondo, Mercedes; Hernández Espinosa, Carlos; Sales Gil, Jorge Servicio de Publicaciones Universidad de Zaragoza (2017-10)
      En este trabajo se presenta una experiencia docente que utiliza metodología de aprendizaje basada en proyectos desarrollada en la asignatura “Redes y Sistemas Multijugador” de tercer curso del Grado de Diseño y Desarrollo ...
    • closedAccess   Autonomous underwater grasping using multi-view laser reconstruction 

      Peñalver Monfort, Antonio; Fernández Fresneda, José Javier; Sanz, Pedro J IEEE (2017-06)
      Autonomous manipulation in underwater scenarios is a highly complex task which is still poorly studied, but with a growing interest in the last years. Two of the main phases of this problem are the detection and characterization ...
    • openAccess   Balanced and Compressed Coordinate Layout for the Sparse Matrix-Vector Product on GPUs 

      Aliaga Estellés, José Ignacio; Anzt, Hartwig; Quintana-Orti, Enrique S.; Tomás Domínguez, Andrés Enrique; Tsai, Yuhsiang M. Springer (2021)
      We contribute to the optimization of the sparse matrix-vector product on graphics processing units by introducing a variant of the coordinate sparse matrix layout that compresses the integer representation of the matrix ...
    • openAccess   Characterising Players of a Cube Puzzle Game with a Two-level Bag of Words 

      Anadón, Xavier; Sanahuja, Pablo; Traver, V. Javier; Lopez, Angeles; Ribelles, Jose Association for Computing Machinery (ACM) (2021-06)
      This work explores an unsupervised approach for modelling players of a 2D cube puzzle game with the ultimate goal of customising the game for particular players based solely on their interaction data. To that end, user ...
    • openAccess   Characterization of Multicore Architectures using Task-Parallel ILU-type Preconditioned CG Solvers 

      Aliaga Estellés, José Ignacio; Barreda Vayá, Maria; Quintana-Orti, Enrique S. (2017-07-05)
      We investigate the eficiency of state-of-the-art multicore processors using a multi-threaded task-parallel implementation of the Conjugate Gradient (CG) method, accelerated with an incomplete LU (ILU) preconditioner. ...