Now showing items 1-20 of 37

    • 3D Objects Face Clustering using Unsupervised Mean Shift 

      Farenzena, M.; Cristani, M.; Castellani, U.; Fusiello, A. (The Eurographics Association, 2007)
      In this paper, a novel approach to face clustering is proposed. The aim is the completely unsupervised extraction of planes in a polygonal a mesh, obtained from a 3D reconstruction process. In this context, 3D coordinates ...
    • 3D Scene Comparison using Topological Graphs 

      Paraboschi, L.; Biasotti, S.; Falcidieno, B. (The Eurographics Association, 2007)
      New technologies for shape acquisition and rendering of digital shapes have simplified the process of creating virtual scenes; nonetheless, shape annotation, recognition and manipulation of both the complete virtual scenes ...
    • Benefits of Innovative Technologies for "Territorial Communication": the Case of Study "Virtual Museum Net of Magna Graecia" 

      Bertacchini, P. A.; Dell'Accio, A.; Mallamaci, L.; Pantano, E. (The Eurographics Association, 2007)
      Territorial communication aims at giving visibility and recognizability to a particular territory by emphasizing its distinctive aspects. It does not only supply information, but it has also a persuasive function, exciting ...
    • "Beyond the desktop, Out of the Office..." Designing Interactive Graphics Applications for Mobile Devices 

      Chittaro, Luca (The Eurographics Association, 2007)
      The recent availability of increasingly powerful PDAs and mobile phones is making it possible to develop new applications based on interactive (2D as well as 3D) graphics. However, limitations of mobile devices and the ...
    • Bringing the Semantics into Digital Shapes: the AIM@SHAPE Approach 

      Falcidieno, Bianca (The Eurographics Association, 2007)
      This presentation describes the main objectives and achievements of the European Network of Excellence AIM@SHAPE. This NoE is aimed to advance research in the direction of semantic-based shape representations and tools ...
    • Challenges for modern Scene-Graph Systems 

      Mueller-Wittig, Wolfgang; Voss, Gerrit (The Eurographics Association, 2007)
      Current scenegraph systems, especially systems used to build general purpose virtual reality systems, are trailing game engines and similar specialized systems in terms of the adaption of new renderingmethods like the ...
    • Collaborative Visualization of Sensor Data Through a Subscription based Architecture 

      Witzel, M.; Andreolli, M.; Conti, G.; Amicis, R. De; Araújo, B. De; Jota, R.; Jorge, J. (The Eurographics Association, 2007)
      In this paper we propose a collaborative prototype for the integration of Geographical Information System (GIS) sensor data into a distributed architecture for Virtual Reality. Sensor data of various origin and classified ...
    • Daily Life in the Middle Ages - Parma in the Cathedral Age 

      Guidazzoli, Antonella; Ponti, Francesca Delli (The Eurographics Association, 2007)
      This experience is the result of a close interaction between computer science and historical studies. Technological knowledge and new tools for virtual reconstruction are not sufficient for Cultural Heritage philological ...
    • The Dance of the Air: a Case Study in Interactive Digital Art 

      Cuoghi, E.; Gherardi, R.; Toldo, R. (The Eurographics Association, 2007)
      This paper describes the conception and realization of an interactive art installation called The Dance of the Air . The whole process is taken as a case study for the different challenges encounteredduring the implementation ...
    • Developing a Virtual Training System in Aeronautical Industry 

      Gironimo, G. Di; Guida, M. (The Eurographics Association, 2007)
      The paper deals with the developing of a virtual training system to be implemented in an aeronautic company. The strength of the training method based on the use of Virtual Reality is the high degree of interactivity that ...
    • Dynamic Rail Inspection by Vision System 

      Cerniglia, D.; Nigrelli, V.; Prior, F. (The Eurographics Association, 2007)
      Current in-field rail track ultrasonic inspection technologies, requiring contact between the probes and the rail surface, show limitations as defect detection is affected by rail surface condition, rail head geometry and ...
    • An Efficient Algorithm for Adaptive Segmentation and Tessellation with Pixel Precision 

      Martinelli, Alessandro (The Eurographics Association, 2007)
      We propose a new algorithm to get a representation of a curved surface with the precision of the image pixel. This technique uses some results from Scan-line algorithms, but it considers also the new functionalities from ...
    • Explicit Adaptive Tessellation based on re-parametrization on Graphics Hardware 

      Martinelli, Alessandro (The Eurographics Association, 2007)
      We propose to use an explicit function for adaptive tessellation of parametric curves and surfaces. This function behaves as a new parametrization from the surface domain (or curve domain) to the domain itself; it is build ...
    • Flexible Multimodal Architecture for CAD Application 

      Dellisanti, M.; Fiorentino, M.; Monno, G.; Uva, A. E. (The Eurographics Association, 2007)
      Multimodal interfaces are proved to increase the input\output bandwidth for a more efficient interaction in 3D activities. This work presents a novel framework designed to simplify the configuration procedures and to provide ...
    • Form Features in Non-manifold Shapes: A First Classification and Analysis 

      Crovetto, Chiara; Floriani, Leila De; Giannini, Franca (The Eurographics Association, 2007)
      During the industrial design process, a product model undergoes several analyses. One of the most common ones is the finite element analysis. This kind of analysis needs a simplified model, which can include idealised ...
    • Human Robot Interaction in Virtual Reality 

      Gironimo, G. Di; Marzano, A.; Tarallo, A. (The Eurographics Association, 2007)
      In this paper, we describe a framework which helps designers visualize and verify the results of robotic work cell simulation in a Virtual Environment (VE). The system aims at significantly reducing production costs and ...
    • ImaginationTOOLS (TM)- A 3D Environment for Learning and Playing Music 

      Bilotta, E.; Pantano, P.; Bertacchini, F.; Gabriele, L.; Longo, G.; Mazzeo, V.; Rizzuti, C.; Talarico, A.; Tocci, G.; Vena, S. (The Eurographics Association, 2007)
      In this paper, we present ImaginationTOOLS, a software which uses mathematical models to generate, analyse and synthesize sound and music. User learns in an imaginary 3D-city basic concepts on mathematical models and music ...
    • Marker-less Real-time Camera Registration for Mixed Reality 

      Liverani, Alfredo; Grandi, Stefania (The Eurographics Association, 2007)
      A real-time and robust algorithm for 3D camera registration in a Mixed Reality (MR) environment is described in this paper. The most used technique for camera pose (position and orientation with respect to a fixed or moving ...
    • Medical Visualization with New Generation Spatial 3D Displays 

      Agus, Marco; Bettio, Fabio; Gobbetti, Enrico; Pintore, Giovanni (The Eurographics Association, 2007)
      In this paper the capabilities of a modern spatial 3D display are exploited for medical visualization tasks. The systemgives multiple viewers the illusion of seeing virtual objects floating at fixed physical locations. The ...
    • Methods for Spatial Data Quality of 3D City Models 

      Krämer, Michel; Haist, Jörg; Reitz, Thorsten (The Eurographics Association, 2007)
      3D city models are nowadays used in very different applications. Due to this, the commercial exchange and, thus, the demand for high quality data becomes more and more important. We describe a quality model that defines ...