Ara es mostren els items 21-23 de 23

  • Tree variations 

    Argudo Medrano, Óscar; Andújar Gran, Carlos Antonio; Chica Calaf, Antonio (2017)
    Text en actes de congrés
    Accés obert
    The cost-effective generation of realistic vegetation is still a challenging topic in computer graphics. The simplest representation of a tree consists of a single texture-mapped billboard. Although a tree billboard does ...
  • Visibility-based feature extraction from discrete models 

    Chica Calaf, Antonio (ACM Press. Association for Computing Machinery, 2008)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    In this paper, we present a new visibility-based feature extraction algorithm from discrete models as dense point clouds resulting from laser scans. Based on the observation that one can characterize local properties of ...
  • Visualization of large-scale urban models through multi-level relief impostors 

    Andújar Gran, Carlos Antonio; Brunet Crosa, Pere; Chica Calaf, Antonio; Navazo Álvaro, Isabel (North Holland, 2010-12)
    Article
    Accés restringit per política de l'editorial
    In this paper, we present an efficient approach for the interactive rendering of large-scale urban models, which can be integrated seamlessly with virtual globe applications. Our scheme fills the gap between standard ...