Now showing items 1-20 of 245

    • 3D surface reconstruction in telepresence systems 

      Mora Ballestar, Laura (Universitat Politècnica de Catalunya, 2017-06)
      Bachelor thesis
      Open Access
      Registering three-dimensional models is possible thanks to the use of multi view captures or the readings provided by depth sensors, which can be applied in Augmented or Virtual Reality systems. In this sense, this project ...
    • 3d virtual object tracking and registration based on marker tecnology for AR apps 

      Ibern Ortega, Lidia (Universitat Politècnica de Catalunya, 2017-02-27)
      Master thesis
      Open Access
      Covenantee:   MonDecor
      Augmented Reality is a technology based on image processing and computer graphics employed to merge a real world with virtual images. The system provides the user a real-time video feed with overlapped information generated ...
    • A comparative study of navigation meshes 

      Van Toll, Wouter; Triesscheijn, Roy; Kallmann, Marcello; Oliva Martínez, Ramon; Pelechano Gómez, Núria; Pettré, Julien; Geraerts, Roland (Association for Computing Machinery (ACM), 2017)
      Conference report
      Restricted access - publisher's policy
      A navigation mesh is a representation of a 2D or 3D virtual environment that enables path planning and crowd simulation for walking characters. Various state-of-the-art navigation meshes exist, but there is no standardized ...
    • A cost-effective approach for developing application-control GUIs for virtual environments 

      Andújar Gran, Carlos Antonio; Fairén González, Marta; Argelaguet Sanz, Fernando (2006-03)
      Conference lecture
      Open Access
      In this paper we present a new approach for fast development of application-control User Interfaces (UIs) for Virtual Environments (VEs). Our approach allows developers to build sophisticated UIs containing both simple ...
    • A critical analysis of human-subject experiments in virtual reality and 3D user interfaces 

      Andújar Gran, Carlos Antonio; Brunet Crosa, Pere (Springer International Publishing, 2015)
      Part of book or chapter of book
      Open Access
      This paper is about the major peculiarities and difficulties we encounter when trying to validate research results in fields such as virtual reality (VR) and 3D user interfaces (3DUI). We review the steps in the empirical ...
    • A grid representation for distributed virtual environments 

      Morillo, P.; Fernández, M.; Pelechano Gómez, Núria (2004)
      Conference report
      Restricted access - publisher's policy
      Fast Internet connections and the widespread use of high performance graphic cards are making Distributed Virtual Environments (DVE) very common nowadays. The architecture and behavior of these systems are very similar to ...
    • A language for designing nursing training sessions 

      Tortosa Ortiz-Villajos, Sergi (Universitat Politècnica de Catalunya, 2019-07-04)
      Master thesis
      Open Access
      This master thesis aims to create a system which allows domain experts, usually non-programmers, to design and reproduce Virtual Reality simulated nurse training exercises taking advantage of end user development using ...
    • A multi-projector CAVE system with commodity hardware and gesture-based interaction 

      Andújar Gran, Carlos Antonio; Brunet Crosa, Pere; Vinacua Pla, Álvaro; Vico Moya, Miguel Ángel; Díaz García, Jesús (2017-01-12)
      External research report
      Open Access
      Spatially-immersive systems such as CAVEs provide users with surrounding worlds by projecting 3D models on multiple screens around the viewer. Compared to alternative immersive systems such as HMDs, CAVE systems are a ...
    • A unity based validation model for rendering algorithms of motion tracked binaural recordings 

      Rendé Subias, Clara (Universitat Politècnica de Catalunya, 2017-01)
      Bachelor thesis
      Open Access
      Covenantee:   Technische Universität Berlin
      In 2004, motion-tracked binaural (MTB) sound was introduced as a new method for capturing, recording and reproducing spatial sound. In November 2010, the Technische Universität Berlin (TUB) started to evaluate MTB recordings ...
    • A virtual reality front-end for city modeling 

      Randó Segura, Eduard; Andújar Gran, Carlos Antonio; Patow, Gustavo Ariel (European Association for Computer Graphics (Eurographics), 2019)
      Conference lecture
      Open Access
      Current tools for city modeling, including those supporting procedural techniques, have a steep learning curve and require substantial user input and/or skills to create realistic 3D models of cities. In this paper we ...
    • A virtual reality study of surrounding obstacles on BIPV systems for estimation of long-term performance of partially shaded PV arrays 

      Celik, Berk; Karatepe, Engin; Gokmen, Nuri; Silvestre Bergés, Santiago (2013-12)
      Article
      Restricted access - publisher's policy
      This work presents a new analytical method to evaluate the efficiency of PV systems working in partial shading conditions by taking into account the effect of surrounding obstacles. A mathematical procedure to determine ...
    • A Virtual Reality visualization of the biosonar communication channel for live in the depths of the sea 

      Gil Saavedra, Albert (Universitat Politècnica de Catalunya, 2020-06-02)
      Master thesis
      Open Access
      Underwater sound propagation is used as a means of communication by many living beings in the deep sea. It is not only used as a communication channel, but it also serves so that animals can recognize the surrounding ...
    • A Virtual Umbilical Cord 

      Pomés Freixa, Ausiàs (Universitat Politècnica de Catalunya, 2011-07-01)
      Master thesis (pre-Bologna period)
      Open Access
      English: Immersive Virtual Reality applied to study body representation in humans] Immersive Virtual Reality (IVR) techniques have been applied successfully in many areas as phobia treatment and pain alleviation. Our main ...
    • Accelerating a mixed reality applicationon the edge using a Jetson TX2 

      Oteo De Prado, Pablo (Universitat Politècnica de Catalunya, 2021-01-24)
      Bachelor thesis
      12 months embargo
      Mixed reality (MR) applications or Augmented Reality (AR) applications, as their names imply, are meant to unify the virtual world within the real world. This type of applications demands high computer capability and also ...
    • Accurate human body tracking from multiple RGBZ sensors 

      Carruesco Llorens, Álex (Universitat Politècnica de Catalunya, 2014-06-26)
      Bachelor thesis
      Open Access
      [CATALÀ] En aquest projecte s'ha desenvolupat un software que permet calibrar càmeres Kinect i reconèixer gestos amb múltiples Kinect a partir de la informació de profunditat. El software s'ha dissenyat per a que pugui ...
    • Acoustic Filter. New Virtual Reality Audio Format Pretends to Enhance Immersive Experience 

      Llorca Bofí, Josep; Redondo Domínguez, Ernesto; Valls Dalmau, Francesc; Fonseca Escudero, David; Villagrasa, Sergi (Springer, 2017-06-08)
      Part of book or chapter of book
      Restricted access - publisher's policy
    • Adaptación de humanoides virtuales para usuarios de realidad virtual inmersiva 

      Monge Tomas, Joan (Universitat Politècnica de Catalunya, 2019-07)
      Bachelor thesis
      Open Access
      En els darrers anys, les millores en els dispositius de realitat virtual han permès expandir molt els camps relacionats amb aquesta tecnologia. Una de les preocupacions actuals és la millora de la sensació d'immersió dins ...
    • Affordable immersive projection system for 3d interaction 

      Andújar Gran, Carlos Antonio; Fairén González, Marta; Brunet Crosa, Pere (SIACG, 2002)
      Conference report
      Open Access
      This paper describes an affordable Virtual Reality system designed and developed by a group of researchers at the Polytechnic University of Catalunya (UPC). The system allows direct selection and manipulation of virtual ...
    • Algorithms for a multi-projector CAVE system 

      Tibau, Javier (Universitat Politècnica de Catalunya, 2010-09)
      Master thesis
      Open Access
      With regards to facilitating development of VR applications, the main pur- pose of ALIVE is to reduce the amount of attention that the application developer has to dedicate to the issues that were described previously. ...
    • Alice 2.0: un visualizador interactivo de escenas 3D 

      Santisteve, Francisco Jose; Andújar Gran, Carlos Antonio; Brunet Crosa, Pere (1997-07)
      External research report
      Open Access
      This work describes the main features of a 3D visualizer called ALICE. This navigator has been developed over the Motif and OpenGL libraries by the Graphics Section of the L.S.I. departament in UPC. ALICE provides ...