Now showing items 21-40 of 425

  • An adaptive pyramid image coding system 

    Torres Urgell, Lluís; Sallent Ribes, Sebastián (Institute of Electrical and Electronics Engineers (IEEE), 1988)
    Conference report
    Open Access
    The Laplacian Pyramid is a new and efficient method for image encoding. The method is of increasing interest as band-pass pyramids and multiresolution images are being used in other image processing applications. The Pyramid ...
  • Anàlisi SAR per missions de rescat utilitzant vehicles aeris no tripulats 

    Gallego Jiménez, Francisco Javier (Universitat Politècnica de Catalunya, 2016-10)
    Master thesis (pre-Bologna period)
    48 months embargo
  • Análisis de espectrogramas de señales musicales con operadores morfológicos 

    Bustos Manzanet, Laura (Universitat Politècnica de Catalunya, 2020-01)
    Bachelor thesis
    Open Access
    The way an instrument is learned to be played has changed a lot since the rise of the internet, specially the show up of YouTube. High amounts of people learn to play instruments such as the guitar from watching videos and ...
  • Análisis de imagen en competiciones de petanca 

    Soria Martinez, Eric (Universitat Politècnica de Catalunya, 2018-07-06)
    Bachelor thesis
    Restricted access - author's decision
    It is about designing a system that allows you to measure balls from a reference, without having to bend over. To do this, a smartphone is used, which will be the device by which an intuitive image can be obtained for the ...
  • Análisis de no estacionariedades en la interpolación de imágenes. Aplicación a codificación piramidal y zoom 

    Gasull Llampallas, Antoni; Marqués Acosta, Fernando; Torres Urgell, Lluís (1991)
    Conference report
    Open Access
    In some applications of digital image processing the fact that an image is a non estacionary signal can cause some undesirable effects. That is the case of block effect in transform coding, or destructive effects on contours ...
  • Análisis de técnicas incoherentes para la detección de movimientos del terreno con imágenes SAR 

    Pastó Bota, Anna Rosa (Universitat Politècnica de Catalunya, 2012-04-23)
    Master thesis (pre-Bologna period)
    Restricted access - author's decision
    [ANGLÈS] The SAR (Synthetic Aperture Radar) system delivers high resolution images of Earth's surface. This project aim is to detect and measure ground motions from two incoherent techniques, i.e. those techniques developed ...
  • Analysis of MVD and color edge detection for depth maps enhacement 

    Bayo Singla, Jordi (Universitat Politècnica de Catalunya, 2010-01-01)
    Master thesis (pre-Bologna period)
    Open Access
    MVD (Multiview Video plus Depth) data consists of two components: color video and depth maps sequences. Depth maps represent the spatial arrangement (or three dimensional geometry) of the scene. The MVD representation is ...
  • An application oriented short course in image recognition 

    Tarrés Ruiz, Francisco; Bertran Albertí, Eduardo; Montoro López, Gabriel; Barbosa de Souza, Alisson (1998)
    Conference report
    Open Access
    An experimental course on Digital Image Processing and Recognition, together with its associated implementation, are described. The program is a user-friendly interface running under Matlab 4.0, which allows easy-control ...
  • An epipolar-constrained prior for efficient search in multi-view scenarios 

    Bosch, Ignacio; Salvador, Jordi; Pérez-Pellitero, Eduardo; Ruiz Hidalgo, Javier (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Conference report
    Restricted access - publisher's policy
    In this paper we propose a novel framework for fast exploitation of multi-view cues with applicability in different image processing problems. In order to bring our proposed framework into practice, an epipolar-constrained ...
  • A new otolith image contour descriptor based on partial reflection 

    Reig Bolano, Ramon; Marti Puig, Pere; Lombarte, A.; Soria Pérez, José Antonio; Parisi Baradad, Vicenç (2010-12)
    Article
    Restricted access - publisher's policy
    In this paper we propose a new contour descriptor for reconstructing fish otolith contours that uses half the number of coefficients needed by the classical elliptical Fourier descriptors (EFDs) for the same accuracy. ...
  • Anomalies detection in the infrared spectrum of Plasma Physics at Weldenstein 7-X 

    Palacios Corral, Aina (Universitat Politècnica de Catalunya, 2019-06-27)
    Bachelor thesis
    Open Access
    Las energías renovables son el futuro, y el estudio de estas todavía está en investigación y desarrollo. Los reactores de fusión pueden dar paso a un nuevo mundo dentro de la energía nuclear, muy diferente del que conocemos ...
  • Anticipating human activities from object interaction cues 

    Aranda López, Juan; Vinagre Ruiz, Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2016)
    Conference report
    Restricted access - publisher's policy
    A real time approach to the recognition of human activity based on the interaction with objects in domestic settings is presented. It is based on capturing partial images where the activity takes place using a color camera, ...
  • Aplicació de tècniques PIV de baix cost en fluxos en làmina lliure 

    Marteles Martínez, Eric (Universitat Politècnica de Catalunya, 2016-06-21)
    Bachelor thesis
    Open Access
    L’aplicació dels nous avenços tecnològics en el camp de la hidràulica experimental és un fet d’important rellevància. Avui dia una de les tècniques més punteres és el tractament digital d’imatges, molt útil en models ...
  • Aplicaciones de visión por computador en drones 

    Luque López, Belén (Universitat Politècnica de Catalunya, 2016-07-13)
    Bachelor thesis
    Open Access
    The main goal of this project is the study of computer vision applications in drones, an increasingly popular technology. The developed system is capable of recognizing roads and vehicles from images recorded by drones, ...
  • Aplicación móvil para identificación de productos según intolerancias alimentarias 

    Rojas Macias, Carlos (Universitat Politècnica de Catalunya, 2016-07-22)
    Master thesis (pre-Bologna period)
    Open Access
    The progress in the mobile technology during the last years, has led the increase in the usage of devices like smartphones and tablets. The improvement in the technical characteristics and the growth of the wireless ...
  • Application for JPEG privacy implementation with XACML 

    Castillo Nolasco, Miguel (Universitat Politècnica de Catalunya, 2018-02)
    Bachelor thesis
    Open Access
    This project is based on the development of an application for the management of privacy and security in JPEG images through policies designed in standard XACML The privacy policies are incorporated into the metadata defined ...
  • Application of fuzzy techniques to the design of algorithms in computer vision 

    Montseny Masip, Eduard; Sobrevilla Frisón, Pilar (Universitat Politècnica de Catalunya. Secció de Matemàtiques i Informàtica, 1998)
    Article
    Open Access
    In this paper a method for the design of algorithms is presented which use fuzzy techniques in order to achieve a better vagueness treatment. A base of rules will be developed in order to design the algorithms. Data ...
  • Application with: TMS320DM6437 

    Ripoll Pérez, Diana (Universitat Politècnica de Catalunya, 2009-06)
    Master thesis (pre-Bologna period)
    Open Access
    The project is related with video signal processing. Specifically, it is about how to rearrange the pixel of a digital image, in a real time, for can be connected to the mirror projector.
  • Approximation of face images by analytical model 

    Zhan, Yu (Universitat Politècnica de Catalunya / École polytechnique fédérale de Lausanne, 2012-02)
    Master thesis (pre-Bologna period)
    Open Access
    Covenantee:  École polytechnique fédérale de Lausanne
    English: in this thesis, we address the problem of learning a face manifold model from an input data, consisting of 2D face images such that the input images can be approximated well using the learned manifold. We compute ...
  • Area of Interest Identification Using Ci cle Hough Transform and Outlier Removal for ELISpot and FluoroSpot Images 

    Jiménez Tauste, Albert (Universitat Politècnica de Catalunya, 2019-06)
    Bachelor thesis
    Restricted access - author's decision