• openAccess   A gripper for delicate edible manipulation 

      Cardin-Catalan, Daniel; Morales, Antonio; Llop-Harillo, Immaculada; Pérez-González, Antonio; del Pobil, Angel P. Elsevier (2023-09-25)
      The general manipulation of delicate edible products requires of specific grippers able to firmly grasp these kind of products without damaging them. To address this problem we follow a soft and variable-stiffness approach. ...
    • openAccess   A hierarchical system for a distributed representation of the peripersonal space of a humanoid robot 

      Antonelli, Marco; Durán Bosch, Angel Juan; del Pobil, Angel P. IEEE Transactions on Autonomous Mental Development (2014-06-26)
      Reaching a target object in an unknown and unstructured environment is easily performed by human beings. However, designing a humanoid robot that executes the same task requires the implementation of complex abilities, ...
    • openAccess   A kernel regression procedure in the 3D shape space with an application to online sales of children's wear 

      Quintana-Ortí, Gregorio; Simó, Amelia Institute of Mathematical Statistics (IMS) (2019)
      Shape regression is of key importance in many scienti c elds. In this paper, we focus on the case where the shape of an object is represented by a con- guration matrix of landmarks. It is well known that this shape ...
    • closedAccess   A mixed-precision algorithm for the solution of Lyapunov equations on hybrid CPU–GPU platforms 

      Benner, Peter; Ezzatti, Pablo; Kressner, Daniel; Quintana-Orti, Enrique S.; Remón Gómez, Alfredo Elsevier (2011)
      We describe a hybrid Lyapunov solver based on the matrix sign function, where the intensive parts of the computation are accelerated using a graphics processor (GPU) while executing the remaining operations on a general-purpose ...
    • openAccess   A model for colour naming and comparing based on conceptual neighbourhood. An application for comparing art compositions 

      Falomir, Zoe; Museros, Lledó; Gonzalez Abril, Luis Elsevier (2015)
      A computational model for Qualitative Colour Description, named the QCD model, is defined using the Hue, Saturation and Luminance colour space. This model can name rainbow colours, pale, light and dark colours, and colours ...
    • closedAccess   A model for the qualitative description of images based on visual and spatial features 

      Falomir, Zoe; Museros, Lledó; Gonzalez Abril, Luis; Escrig Monferrer, María Teresa; Ortega, Juan Antonio Elsevier (2012-06)
      An approach that provides a qualitative description of any image is presented in this paper. The main visual features (shape and colour) and the main spatial features (fixed orientation, relative orientation and topology) ...
    • openAccess   A model-driven transformation approach for the modelling of processes in clinical practice guidelines 

      Martínez-Salvador, Begoña; Marcos, Mar; Palau, Patricia; Domínguez Mafé, Eloy Elsevier (2023)
      Clinical Practice Guidelines (CPGs) include recommendations aimed at optimising patient care, informed by a review of the available clinical evidence. To achieve their potential benefits, CPG should be readily available at ...
    • openAccess   A multi-agent system for managing adverse weather situations on the road network 

      Martí, Isabel; Tomás López, Vicente Ramón; García Fernández, Luis Amable; Martínez, Juan J. IOS Press (2010)
      The development of traffic management and control strategies to improve traffic flows and road safety is necessary due to the high dynamism of traffic flows. The use of distributed intelligent systems can help the traffic ...
    • openAccess   A Multilevel Road Alignment Model for Spatial-Query-by-Sketch 

      Tang, Ming; Falomir, Zoe; Sheng, Yehua MDPI (2020-11-01)
      A sketch map represents an individual’s perception of a specific location. However, the information in sketch maps is often distorted and incomplete. Nevertheless, the main roads of a given location often exhibit considerable ...
    • openAccess   A natural interface for remote operation of underwater robots 

      García Sánchez, Juan Carlos; Patrao, Bruno; Almeida, Luis; Pérez Soler, Javier; Menezes, Paulo; Dias, Jorge; Sanz, Pedro J Institute of Electrical and Electronics Engineers (IEEE) (2017-01)
      Nowadays, an increasing need of intervention robotic systems can be observed in all kind of hazardous environments. In all these intervention systems, the human expert continues playing a central role from the decision-making ...
    • openAccess   A new database of the analysis of the physiological needs in amateur female basketball during official matches 

      Batalla Gavaldà, Abraham; Montoliu Colás, Raul; Beltran-Garrido, Jose Vicente; Corbi, Francisco Nature Research (2023)
      The PHYAFB database is a valuable resource for studying the physiological demands of female amateur basketball players during high-stress official games. It contains heart rate data from ten players aged 18 to 26, collected ...
    • openAccess   A Parallel Approach to HRTF Approximation and Interpolation Based on a Parametric Filter Model 

      Ramos, German; Cobos, Maximo; Bank, Balázs; BELLOCH, JOSE A. Institute of Electrical and Electronics Engineers (IEEE) (2017-10)
      Spatial audio-rendering techniques using head-related transfer functions (HRTFs) are currently used in many different contexts such as immersive teleconferencing systems, gaming, or 3-D audio reproduction. Since all these ...
    • closedAccess   A parallel solver for huge dense linear systems  

      Badía, José; Movilla, Jose L.; Climente, Juan I.; Castillo Catalán, María Isabel; Marqués-Andrés, Mercedes; Mayo, Rafael; Quintana-Orti, Enrique S.; Planelles, Josep Elsevier (2011-11)
      HDSS (Huge Dense Linear System Solver) is a Fortran Application Programming Interface (API) to facilitate the parallel solution of very large dense systems to scientists and engineers. The API makes use of parallelism to ...
    • openAccess   A pipeline structure for the block QR update in digital signal processing 

      Dolz, Manuel F.; Alventosa, Fran J.; Alonso-Jordá, Pedro Springer (2019-03)
      There exist problems in the field of digital signal processing, such as filtering of acoustic signals that require processing a large amount of data in real time. The beamforming algorithm, for instance, is a process that ...
    • openAccess   A Practical Approach for Picking Items in an Online Shopping Warehouse 

      Nechyporenko, Nataliya; Morales, Antonio; Cervera, Enric; del Pobil, Angel P. MDPI (2021-06-23)
      Commercially viable automated picking in unstructured environments by a robot arm remains a difficult challenge. The problem of robot grasp planning has long been around but the existing solutions tend to be limited when ...
    • closedAccess   A Pragmatic Qualitative Approach for Juxtaposing Shapes 

      Museros, Lledó; Gonzalez Abril, Luis; Velasco, Francisco; Falomir, Zoe (2010)
      This paper presents a qualitative shape description scheme which has been defined in order to have a formal theory to allow the construction of new shapes from a set of given shapes by using a juxtaposition operation. ...
    • openAccess   A Qualitative Acceleration Model Based on Intervals 

      Martínez Martín, Ester; Escrig Monferrer, María Teresa; del Pobil, Angel P. Universidad de Salamanca (2013)
      On the way to autonomous service robots, spatial reasoning plays a main role since it properly deals with problems involving uncertainty. In particular, we are interested in knowing people's pose to avoid collisions. With ...
    • closedAccess   A reconfigurable platform for evaluating the performance of QoS networks 

      Claver, José M.; Agustí Ballester, Pau; Arevalillo Herráez, M.; León Navarro, Germán; Canseco, Manel Elsevier (2010)
      Nowadays, high performance System and Local Area Networks (SAN/LAN) have to serve heterogeneous traffic consisting of information flows with different bandwidth and latency requirements. This makes it necessary to provide ...
    • closedAccess   A Runtime System for Programming Out-of-Core Matrix Algorithms-by-Tiles on Multithreaded Architectures 

      Quintana-Ortí, Gregorio; Igual, Francisco D.; Marqués-Andrés, Mercedes; Quintana-Orti, Enrique S.; Van de Geijn, Robert A. ACM (2012-08)
      Out-of-core implementations of algorithms for dense matrix computations have traditionally focused on optimal use of memory so as to minimize I/O, often trading programmability for performance. In this article we show how ...
    • openAccess   A Scalable Server-Side Solution for the Real-Time Handling of Road Safety Notifications 

      Pérez-Francisco, Miguel; Boronat, Pablo; Calafate, Carlos; Manzoni, Pietro; Cano, Juan Carlos Institute of Electrical and Electronics Engineers Inc. (2024-03-13)
      Accidents are the main hurdles for using bicycles to change our transport habits. After many studies, there is no generally adopted solution. Two (non exclusive) approaches can be applied: one is based on the direct detection ...