ISBN 978-3-03868-152-6


Data Visualization
Digital Cartographic Generalization in Spatial Databases: application issues in Power Grids CAD tools
Javier Novo Rodríguez, Elena Hernández Pereira, and Mariano Cabrero Canosa
3D Visualization of Sparse Geophysical Data Representing Uncertainty
Vítor Gonçalves, Paulo Dias, Fernando Almeida, Joaquim Madeira, and Beatriz Sousa Santos
Interactive Visualizations of Automatic Debugging Reports
André Riboira, Rui Rodrigues, and Rui Abreu
GraphJudge: A System for Assisted Assessment of Computer Graphics Assignments
Lindomar Rocha and Rui Rodrigues
DatData Visualization
Neural Data Exploration with Force Feedback
Laura Raya, Miguel A. Otaduy, and Marcos García
Data Visualization
Interacting with Outdoor Sports Performance Data
J. M. Brisson Lopes
Lights Fields and Image Processing
High-quality Compression of Mipmapped Textures
C. Andujar
Non-Uniform Spherical Light Fields
J. Blasco, F. Abad, E. Camahort, and R. Vivó
Graph-Based Reflectance Segmentation
Elena Garces, Diego Gutierrez, and Jorge Lopez-Moreno
Efficient Propagation of Light Field Edits
Adrian Jarabo, Belen Masia, and Diego Gutierrez
Cortical 3D Face Recognition Framework
J. Rodrigues, R. Lam, and J. du Buf
Displays and Computational Photography
BlenderCAVE: Easy VR Authoring for Multi-Screen Displays
Jorge Gascón, José M. Bayona, José M. Espadero, and Miguel A. Otaduy
Coded Apertures for Defocus Deblurring
Belen Masia, Adrian Corrales, Lara Presa, and Diego Gutierrez
Mobile Computational Photography: Exposure Fusion on the Nokia N900
Jose I. Echevarria and Diego Gutierrez
HaloDot: Visualization of the Relevance of Off-Screen Objects
Tiago Gonçalves, Ana Paula Afonso, Maria Beatriz Carmo, and Paulo Pombinho
Inexpensive 3D Stereo for Two Users Using a Single Display
Armando de la Re, Eduardo Martorell, Emilio Camahort, and Francisco Abad
Modeling and Simulation
A Simple Surface Tracking Method for Physically-Based 3D Water Simulations
G. Amador and A. Gomes
Procedural Modeling of Suspension Bridges
Gustavo Patow
Real-Time Modelling and Rendering of Sprayed Concrete
G. Vélez, L. Matey, A. Amundarain, F. Ordás, and J.A. Marín
Procedural Modelling of Destructible Materials
J. van Gestel and R. Bidarra
GPU Collision Detection in Conformal Geometric Space
Eduardo Roa, Víctor Theoktisto, Marta Fairén, and Isabel Navazo
Parallel Collision Detection Oriented to Distributed Memory Architectures for High-Resolution Meshes
Marcos Novalbos and Alberto Sánchez
3D Modeling and Interaction
Linear-Time Dynamics of Characters with Stiff Joints
Fernando Hernández, Carlos Garre, Rubén Casillas, and Miguel A. Otaduy
Interactive Elastic Deformation of 3D Images
Francisco J. R. Prados, Alejandro León Salas, and Juan Carlos Torres
Volume-Surface Collision Detection
J. Ortegano, H. Navarro, and R. Carmona
Augmented Reality for Web - A New Interaction Method Without Markers
Luis F. A. Silva and Frutuoso G. M. Silva
Robust Method for Estimating Normals on Point Clouds Using Adaptive Neighborhood Size
E.A. Leal and N.E. Leal
3DWikiU - 3D Wiki For Urban Environments
M. Melo, P. Silva, L. Magalhães, M. Bessa, A. Coelho, J. Moura, A. Rocha, F. Ferreira, J. Cruz, and A. Sousa
Medical Data Visualization
A Moving Least Squares Method for Implant Model Deformation in Computer Aided Orthopedic Surgery for Fractures of Lower Extremities
Esmitt Ramírez and Ernesto Coto
Investigating the Differences Between European Portuguese Sounds: An Approach Using Polygonal Mesh Comparison
Paula Martins, Samuel Silva, Catarina Oliveira, Carlos Ferreira, Augusto Silva, and António Teixeira
Left-Ventricle Global and Regional Functional Analysis from MDCT Images
Samuel Silva, Beatriz Sousa Santos, and Joaquim Madeira
A Colour Rotation Based Detector for Bleeding Gastric Pathologies
P. Coelho, A. Cunha, P. Costa, and L. Hadjileontiadis

Recent Submissions

  • A Colour Rotation Based Detector for Bleeding Gastric Pathologies 

    Coelho, P.; Cunha, A.; Costa, P.; Hadjileontiadis, L. (The Eurographics Association, 2021)
    Colour is one the distinct features in computer vision systems and can be represented in several colour spaces. The most commonly used is the RGB colour space, since most high-quality cameras used in computer vision systems ...
  • 3DWikiU - 3D Wiki For Urban Environments 

    Melo, M.; Silva, P.; Magalhães, L.; Bessa, M.; Coelho, A.; Moura, J.; Rocha, A.; Ferreira, F.; Cruz, J.; Sousa, A. (The Eurographics Association, 2021)
    Virtual Reality (VR) systems may be used with great effectiveness in applications such as urban planning, virtual tourism, cultural heritage and education. In fact, the VR systems allow the visualization and interaction ...
  • Investigating the Differences Between European Portuguese Sounds: An Approach Using Polygonal Mesh Comparison 

    Martins, Paula; Silva, Samuel; Oliveira, Catarina; Ferreira, Carlos; Silva, Augusto; Teixeira, António (The Eurographics Association, 2021)
    With the main purpose of studying the articulatory configuration of the European Portuguese (EP) sounds and to evaluate coarticulatory effects, a large 3D MRI database from several speakers and contexts have been acquired. ...
  • Robust Method for Estimating Normals on Point Clouds Using Adaptive Neighborhood Size 

    Leal, E.A.; Leal, N.E. (The Eurographics Association, 2021)
    Normal estimation on sampled curves or surfaces is a basic step of many algorithms in computer graphics, computer vision, and especially in recognition and reconstruction of three dimensional objects. This paper presents ...
  • Left-Ventricle Global and Regional Functional Analysis from MDCT Images 

    Silva, Samuel; Santos, Beatriz Sousa; Madeira, Joaquim (The Eurographics Association, 2021)
    Left-ventricle functional analysis is of paramount importance for the assessment of coronary artery disease. Non-invasive coronary artery imaging using multiple-detector computed tomography (MDCT) provides a wealth of data ...
  • A Moving Least Squares Method for Implant Model Deformation in Computer Aided Orthopedic Surgery for Fractures of Lower Extremities 

    Ramírez, Esmitt; Coto, Ernesto (The Eurographics Association, 2021)
    Preoperative planning is an essential step before performing any surgical procedure. Computer Aided Orthopedic Surgery (CAOS) systems are extensively used for the planning of surgeries for fractures of lower extremities. ...
  • Linear-Time Dynamics of Characters with Stiff Joints 

    Hernández, Fernando; Garre, Carlos; Casillas, Rubén; Otaduy, Miguel A. (The Eurographics Association, 2021)
    Characters, like other articulated objects and structures, are typically simulated using articulated dynamics algorithms. There are efficient linear-time algorithms for the simulation of open-chain articulated bodies, but ...
  • Interactive Elastic Deformation of 3D Images 

    Prados, Francisco J. R.; Salas, Alejandro León; Torres, Juan Carlos (The Eurographics Association, 2021)
    The standard workflow of a haptic device takes the position of the effector in space and sends a force vector in return. This paradigm naturally meets the behaviour shown in elastic materials, where the resistant force of ...
  • Augmented Reality for Web - A New Interaction Method Without Markers 

    Silva, Luis F. A.; Silva, Frutuoso G. M. (The Eurographics Association, 2021)
    In the new age of omnipresent internet, browsers are accessible on every device in everyday's life. Thus it is also needed new interaction methods to facilitate the interaction through browser. Augmented reality is one of ...
  • Volume-Surface Collision Detection 

    Ortegano, J.; Navarro, H.; Carmona, R. (The Eurographics Association, 2021)
    The presence or not of collisions between objects is usually required to study the interaction between them, increasing the realism in virtual environments. Collision detection between polygonal objects has been widely ...
  • Real-Time Modelling and Rendering of Sprayed Concrete 

    Vélez, G.; Matey, L.; Amundarain, A.; Ordás, F.; Marín, J.A. (The Eurographics Association, 2021)
    This paper presents a new real-time method to model and render how sprayed concrete is spread on a surface. The method not only models and renders deposits sprayed from any angle, any distance and with any concrete flow, ...
  • Procedural Modelling of Destructible Materials 

    Gestel, J. van; Bidarra, R. (The Eurographics Association, 2021)
    Traditional content creation for computer games is a costly process. In particular, current techniques for authoring destructible behaviour are often limited to a single object basis. In this paper, we build on previous ...
  • GPU Collision Detection in Conformal Geometric Space 

    Roa, Eduardo; Theoktisto, Víctor; Fairén, Marta; Navazo, Isabel (The Eurographics Association, 2021)
    We derive a conformal algebra treatment unifying all types of collisions among points, vectors, areas (defined by bivectors and trivectors) and 3D solid objects (defined by trivectors and quadvectors), based in a reformulation ...
  • Parallel Collision Detection Oriented to Distributed Memory Architectures for High-Resolution Meshes 

    Novalbos, Marcos; Sánchez, Alberto (The Eurographics Association, 2021)
    Higher resolution meshes should be used in graphics applications to make them as realistic as they can. However, they imply a high computational. Several approaches have been built to solve collision detection, although ...
  • HaloDot: Visualization of the Relevance of Off-Screen Objects 

    Gonçalves, Tiago; Afonso, Ana Paula; Carmo, Maria Beatriz; Pombinho, Paulo (The Eurographics Association, 2021)
    The increasing usage of maps on mobile devices reinforce the need to solve some visualization and usability issues that constraint the user's interaction with information visualization applications. When exploring map ...
  • A Simple Surface Tracking Method for Physically-Based 3D Water Simulations 

    Amador, G.; Gomes, A. (The Eurographics Association, 2021)
    Water simulation, and more generically fluid simulation, is an important research topic in computer graphics. In 3D Eulerian Navier-Stokes-based water simulations, surface tracking and rendering are two delicate problems. ...
  • Inexpensive 3D Stereo for Two Users Using a Single Display 

    Re, Armando de la; Martorell, Eduardo; Camahort, Emilio; Abad, Francisco (The Eurographics Association, 2021)
    Multiuser computer systems allow several users to collaborate on the same task. Medium sized displays, like workbenches or tabletops provide a shared view of the task and a set of input devices to interface with the system. ...
  • Procedural Modeling of Suspension Bridges 

    Patow, Gustavo (The Eurographics Association, 2021)
    In this paper we introduce a method for designing a class of engineering structures, namely suspension bridges. These bridges are ubiquitous in the industrialized countries, often appearing in known city landscapes, yet ...
  • Mobile Computational Photography: Exposure Fusion on the Nokia N900 

    Echevarria, Jose I.; Gutierrez, Diego (The Eurographics Association, 2021)
    This paper explores the Nokia N900 platform as a versatile playground for mobile computational photography. We present the implementation of a simple yet practical application to acquire high quality tone mapped HDR images, ...
  • BlenderCAVE: Easy VR Authoring for Multi-Screen Displays 

    Gascón, Jorge; Bayona, José M.; Espadero, José M.; Otaduy, Miguel A. (The Eurographics Association, 2021)
    BlenderCave is a framework for the fast creation of virtual reality applications for multi-screen display systems. It consists of a set of extensions to the open-source Blender Game Engine (BGE), leveraging the scene ...

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