Now showing items 1-20 of 108

    • A 3D System for training in endoscopical repair of subcondylar fractures of the mandible 

      Hueto, Joan A.; Díaz, José; Monclús Lahoya, Eva; Navazo Álvaro, Isabel; Vázquez Alcocer, Pere Pau; Raspall, G. (Springer Verlag, 2008)
      Article
      Open Access
      Poster Session: 12th Annual Conference of Iscas. Conventional treatment of the subcondylar fractures of the mandible is challenging because of the medial and anterior displacement of the condylar fragment and the limited ...
    • A 3D virtual model for training in endoscopical repair of subcondylar fractures of the mandible 

      Hueto, J.A.; Díaz Iriberri, José; Monclús Lahoya, Eva; Navazo Álvaro, Isabel; Vázquez Alcocer, Pere Pau; Raspall, G. (2008-09)
      Article
      Restricted access - publisher's policy
      Conventional treatment of the subcondylar fractures of the mandible is challenging because of the medial and anterior displacement of the condylar fragment and the limited surgical field. Proximity of facial nerve, carotid ...
    • A general illumination model for molecular visualization 

      Hermosilla Casajús, Pedro; Vázquez Alcocer, Pere Pau; Vinacua Pla, Álvaro; Ropinski, Timo (2018-06)
      Article
      Open Access
      Several visual representations have been developed over the years to visualize molecular structures, and to enable a better understanding of their underlying chemical processes. Today, the most frequently used atom-based ...
    • A software framework for the development of projection-based augmented reality systems 

      Sunet Pérez, Marc; Comino Trinidad, Marc; Karatzas, Dìmosthenis; Chica Calaf, Antonio; Vázquez Alcocer, Pere Pau (2010)
      Conference lecture
      Open Access
      Despite the large amount of methods and applications of augmented reality, there is little homogenization on the software platforms that support them. An exception may be the low level control software that is provided by ...
    • A visual tool for the analysis of usage trends of small and medium bicycle sharing systems 

      Cortez Ordóñez, Alexandra Piedad; Sánchez Espigares, Josep Anton; Vázquez Alcocer, Pere Pau (Elsevier, 2022-12)
      Article
      Open Access
      The last two decades have exhibited a profound transformation of traditional urban mobility patterns partly due to the exponential growth in both number and popularity of public bicycle sharing systems (BSS). Analysis and ...
    • A Web-based application for the visual exploration of colon morphology data 

      Males, Jan; Monclús Lahoya, Eva; Díaz Iriberri, José; Vázquez Alcocer, Pere Pau (European Association for Computer Graphics (Eurographics), 2019)
      Conference report
      Open Access
      The colon is an organ whose constant motility poses difficulties to its analysis. Although morphological data can be successfully extracted from Computational Tomography, its radiative nature makes it only indicated for ...
    • Accurate molecular atom selection in VR 

      Molina López, Elena; Vázquez Alcocer, Pere Pau (European Association for Computer Graphics (Eurographics), 2022)
      Conference lecture
      Open Access
      Accurate selection in cluttered scenes is complex because a high amount of precision is required. In Virtual Reality Environments, it is even worse, because it is more difficult for us to point a small object with our arms ...
    • Accurate molecular atom selection in VR 

      Molina López, Elena; Vázquez Alcocer, Pere Pau (European Association for Computer Graphics (Eurographics), 2022)
      Conference report
      Open Access
      Target acquisition is a basic task that is part of almost any high-level interaction in 3D environments. Therefore, providing accurate selection is a necessity for most applications and games. When targets are small and ...
    • Accurate multi-modal image registration using compression 

      Vázquez Alcocer, Pere Pau; Marco Gómez, Jordi (IADIS Press, 2011)
      Conference report
      Restricted access - publisher's policy
      Image registration is an important task in medicine, especially when images have been acquired by different scanner/sensor types, since they provide information on different body structures (bones, muscles, vessels...). ...
    • Adaptive cross-sections of anatomical models 

      Díaz Iriberri, José; Monclús Lahoya, Eva; Navazo Álvaro, Isabel; Vázquez Alcocer, Pere Pau (North-Holland, 2012-09)
      Article
      Restricted access - publisher's policy
      Medical illustrations have been used for a long time for teaching and communicating information for diagnosis or surgery planning. Illustrative visualization systems create methods and tools that adapt traditional illustration ...
    • Adaptive on-the-fly molecular ribbons generation 

      Hermosilla, Pedro; Guallar, Víctor; Vinacua Pla, Álvaro; Vázquez Alcocer, Pere Pau (European Association for Computer Graphics (Eurographics), 2015)
      Conference lecture
      Open Access
      Molecular dynamics simulations are of key importance in the drug design field. One common used representation to visualize these simulations is the Ribbons representation, which gives to the expert a good overview of the ...
    • Adaptive transfer functions: improved multiresolution visualization of medical models 

      Díaz García, Jesús; Brunet Crosa, Pere; Navazo Álvaro, Isabel; Pérez, Frederic; Vázquez Alcocer, Pere Pau (Springer, 2016-05-14)
      Article
      Open Access
      Medical datasets are continuously increasing in size. Although larger models may be available for certain research purposes, in the common clinical practice the models are usually of up to 512x512x2000 voxels. These ...
    • An empirical evaluation of document embeddings and similarity metrics for scientific articles 

      Gómez Sánchez, Joaquín; Vázquez Alcocer, Pere Pau (Multidisciplinary Digital Publishing Institute, 2022-06-02)
      Article
      Open Access
      The comparison of documents—such as articles or patents search, bibliography recommendations systems, visualization of document collections, etc.—has a wide range of applications in several fields. One of the key tasks ...
    • An experimental study on the effects of shading in 3D perception of volumetric models 

      Díaz Iriberri, José; Ropinski, Timo; Navazo Álvaro, Isabel; Gobbetti, Enrico; Vázquez Alcocer, Pere Pau (Springer, 2017-01)
      Article
      Restricted access - publisher's policy
      Throughout the years, many shading techniques have been developed to improve the conveying of information in volume visualization. Some of these methods, usually referred to as realistic, are supposed to provide better ...
    • An interaction metaphor for enhanced VR-based volume segmentation 

      Monclús Lahoya, Eva; Vázquez Alcocer, Pere Pau (European Association for Computer Graphics (Eurographics), 2023)
      Conference lecture
      Open Access
      The segmentation of medical models is a complex and time-intensive process required for both diagnosis and surgical preparation. Despite the advancements in deep learning, neural networks can only automatically segment a ...
    • An interactive 3D framework for anatomical education 

      Vázquez Alcocer, Pere Pau; Götzelmann, Timo; Hartmann, Knut; Nürnberger, Andreas (2008-12)
      Article
      Restricted access - publisher's policy
      Object: This paper presents a 3D framework for Anatomy teaching. We are mainly concerned with the proper understanding of human anatomical 3D structures. Materials and methods: The main idea of our approach is taking an ...
    • Analysis and visual exploration of prediction algorithms for public bicycle sharing systems 

      Cortez Ordóñez, Alexandra Piedad; Vázquez Alcocer, Pere Pau (Curran associates, 2021)
      Conference lecture
      Restricted access - publisher's policy
      Public bicycle sharing systems have become an increasingly popular means of transportation in many cities around the world. However, the information shown in mobile apps or websites is commonly limited to the system’s ...
    • Applications of information theory to computer graphics 

      Sbert Cassasayas, Mateu; Feixas, Miquel; Rigau, Jaume; Castro, Francesc; Vázquez Alcocer, Pere Pau (2002)
      Conference report
      Restricted access - publisher's policy
      We present in this talk several applications of Information Theory concepts to Computer Graphics. Mutual information will be applied to Radiosity to obtain the better scene discretization. The concept of entropy will be ...
    • Automatic generation of exploration paths for medical models 

      Monclús Lahoya, Eva; Navazo Álvaro, Isabel; Vázquez Alcocer, Pere Pau; Herrero Jover, Javier; López, Jordi (2008)
      Article
      Open Access
      Although the visualization techniques are becoming faster and faster, the datasets also increase, and the time the radiologists are able to devote to a single analysis is limited. In this sense, we propose some techniques ...
    • Automatic generation of exploration paths for medical models 

      Monclús Lahoya, Eva; Navazo Álvaro, Isabel; Vázquez Alcocer, Pere Pau; Herrero, Javier; López, Jordi (Springer Verlag, 2008)
      Article
      Open Access
      In Supplement 1. Proceedings of the 22nd International Congress and Exhibition, Barcelona, Spain, June 25-28, 2008. Category: Image Processing and Display