Browsing by Author "Tost Pardell, Daniela"Més informacióMés informació

Now showing items 1-20 of 66

    • 3D pore analysis of sedimentary rocks 

      Vergés Garcia, Eduard; Tost Pardell, Daniela; Ayala Vallespí, M. Dolors; Ramos Guerrero, Emilio; Grau Carrión, Sergi (2010)
      Research report
      Open Access
      A 3D representation of the internal structure and fabric of sedimentary rocks is of paramount interest to evaluate their structural parameters such as porosity, pore-size distribution and permeability. The classical ...

    • 3D reconstruction and quantification of porous structures 

      Vergés Garcia, Eduard; Ayala Vallespí, M. Dolors; Grau Carrión, Sergi; Tost Pardell, Daniela (2008)
      Article
      Restricted access - publisher's policy
      In this paper, we describe the methodology that we have designed to quantify the pores distribution in bone implants and the empirical results that we have obtained with BioCAD designed scaffolds, microCT and confocal ...

    • 3D simulation of tool machining 

      Puig Puig, Anna; Pérez Vidal, Lluís; Tost Pardell, Daniela (2001-12)
      Research report
      Open Access
      This paper describes a three-dimensional tool machining simulation system. The initial tool and the grinding wheels are integrated with the machine-tool. The application reads and interprets the CNC program code that ...

    • A Fast hierarchical traversal strategy for multimodal visualization 

      Ferré Bergadà, Maria; Puig Puig, Anna; Tost Pardell, Daniela (2003-09)
      Research report
      Open Access
      In the last years there is a growing demand of multimodal medical rendering systems able to visualize simultaneously data coming from different sources. This paper addresses the Direct Volume Rendering (DVR) of aligned ...

    • A Frame-dependent oracle for linear hierarchical radiosity: a step towards frame-to-frame 

      Martín Campos, Ignacio Clemente; Tost Pardell, Daniela; Pueyo Sánchez, Xavier (1996-01)
      Research report
      Open Access
      A frame-based oracle for Hierarchical Radiosity (HR) is proposed which takes into account the Gouraud shading interpolated intensity values mapped from the radiosities. The algorithm is based on a linear approximation ...

    • A Framework for animation in global illumination environments 

      Martín Campos, Ignacio Clemente; Pueyo, X; Tost Pardell, Daniela (1998-06)
      Conference report
      Open Access
      This paper proposes a framework for the production of animations of high quality radiosity environments which makes use of the a-priori knowledge of the dynamic properties of the scene in order to exploit temporal ...

    • A survey of computer animation 

      Pueyo Sandez, Francesc Xavier; Tost Pardell, Daniela (1987-05)
      Research report
      Open Access
      A survey on computer animation is presented with three specific goals: - To clarify what people understand by computer animation. - To separate the different aspects of computer animation and underline its main problems. - ...

    • A Volume Visualization Algorithm using a coherent Extended Weight Matrix 

      Tost Pardell, Daniela; Puig Puig, Anna; Navazo Álvaro, Isabel (1995-01)
      Article
      Restricted access - publisher's policy
      Direct cell-to-cell volume visualization algorithms, also called projective rendering methods, present the advantage of allowing semi-transparencies and, additionally, as they project all the samples, they avoid the ...

    • Animation of 3D Avatars for Rehabilitation of the Upper Limbs 

      Moya, Sergio; Grau Carrión, Sergi; Tost Pardell, Daniela; Campeny, Ricard; Ruiz, Marcel (IEEE Computer Society Publications, 2011-07-29)
      Article
      Restricted access - publisher's policy
      The paper presents a 3D Virtual Environment (VE) for neurorehabilitation of the upper limb. Patients move one of their arms trying to simulate concrete daily actions, such as grasping a bottle, opening a door or putting ...

    • Applying 3D graphics for computerized cognitive rehabilitation 

      Alloni, Anna; Tost Pardell, Daniela; Panzarasa, Silvia; Zuchella, Chiara; Quaglini, Silvana (2015-11-01)
      Part of book or chapter of book
      Restricted access - publisher's policy
      In recent years, cognitive rehabilitation is shifting from paper-based to computer-based practice. Computerization entails several advantages, amount which the availability of a great amount of stimuli to be used within a ...

    • Assisted navigation for 3D serious games training 

      Moya Santos, Sergio; Grau Carrión, Sergi; Tost Pardell, Daniela (2013)
      Conference report
      Restricted access - publisher's policy
      Serious games in 3D virtual environments are becoming a popular tool for professional training activities as well as for rehabilitation. Navigation in 3D is recognized as one of the activity which is more dificult to master ...

    • Bio-CAD analysis of porosity bioimplants 

      Vergés Garcia, Eduard; Ayala Vallespí, M. Dolors; Grau Carrión, Sergi; Tost Pardell, Daniela (2008)
      Conference report
      Restricted access - publisher's policy
      In this work we present two methods to compute the porosity from a μCT image. One is the virtual simulation of a porosimeter and the other is a sphere-based heuristic approach. Both methods obtain a graph representing the ...

    • Boolean operations for 3D simulation of CNC machining 

      Tost Pardell, Daniela; Puig Puig, Anna; Pérez Vidal, Lluís (2002-07-04)
      Research report
      Open Access
      This paper addresses the simulation of drilling tools CNC machining. It describes a novel approach for the computation of the boundary representation of the machined tools. Machining consists of a sequence of boolean ...

    • Can 3D gamified simulations be valid vocational training tools for persons with intellectual disability? A pilot based on a real-life situation 

      von Barnekow, Ariel; Bonet Codina, Núria; Tost Pardell, Daniela (2017-01-24)
      Article
      Open Access
      Objective: To investigate if 3D gamified simulations can be valid vocational training tools for persons with intellectual disability. Methods: A 3D gamified simulation composed by a set of training tasks for cleaning in ...

    • Computer graphics at the Universitat Politècnica de Catalunya 

      Brunet Crosa, Pere; Joan Arinyo, Robert; Navazo Álvaro, Isabel; Tost Pardell, Daniela; Vila, S (1995-06)
      Article
      Restricted access - publisher's policy
      This paper describes the authors experience in the organization and teaching of courses of Computer Graphics for both undergraduate and graduate students. Curriculum contents and teaching methodologies are discussed, taking ...

    • Computer-based cognitive rehabilitation: the CoRe system 

      Alloni, Anna; Sinforiani, Elena; Zuchella, Chiara; Sandrini, Giorgio; Bernini, Sara; Cattani, Barbara; Tost Pardell, Daniela; Quaglini, Silvana; Pistarini, Caterina (2015-10-27)
      Article
      Open Access
      This work aims at providing a tool for supporting cognitive rehabilitation. This is a wide field, that includes a variety of diseases and related clinical pictures; for this reason the need arises to have a tool available ...

    • Deformacions en models de superfície i de volum 

      Bigordà, Montse; Tost Pardell, Daniela (1996-01-25)
      Research report
      Open Access

    • Design of a multimodal rendering system 

      Puig Puig, Anna; Tost Pardell, Daniela; Ferré Bergadà, Maria (2002-05)
      Research report
      Open Access
      This paper addresses the rendering of aligned regular multimodal datasets. It presents a general framework of multimodal data fusion that includes several data merging methods. We also analyze the requirements ...

    • Design of graphical interfaces for biomedical applications 

      Abellán Moreno, Pascual; Vergés Garcia, Eduard; Tost Pardell, Daniela (2005-05)
      Research report
      Open Access
      The visualization in biomedical applications includes diverse objects in a wide rank of scale, from molecules and cells to physiological, biomechanical and biophysical parts of the body, their anatomy and properties. The ...

    • Discrete medial axis transform for discrete thin and elongated objects 

      Puig Puig, Anna; Tost Pardell, Daniela; Navazo Álvaro, Isabel (1999-12)
      Research report
      Open Access
      Skeletons are compact shape descriptions of discrete images. They have been extensively studied because of their utility in various applications such as data compression, shape abstraction, navigation and features detection. ...