Now showing items 1-20 of 213

  • 3D arrayed microwave tomographic system for medical imaging 

    Guardiola Garcia, Marta; Jofre Roca, Lluís; Gedda, F.; Capdevila Cascante, Santiago; Romeu Robert, Jordi; Blanch Boris, Sebastián (2010)
    Conference report
    Open Access
    In this paper, a combined tomographic imaging system comprising the rotation of a multiplexed linear antenna array around the object under test is designed. With this system a cylindrical sampling is obtained, allowing to ...
  • 3D Reconstruction of vegetation from orthophotos 

    Comino Trinidad, Marc (Universitat Politècnica de Catalunya, 2013-06-21)
    Bachelor thesis
    Open Access
    [CATALÀ] Mitjançant tècniques de Visió per Computador som capaços de detectar i classificar la flora present en una ortofoto. A partir d'aquesta informació, i d'un conjunt de models de plantes en 3D que generem, elaborem ...
  • A compact 3D representation for multi-view video 

    Salvador Marcos, Jordi; Casas Pla, Josep Ramon (2011)
    Conference report
    Restricted access - publisher's policy
    This paper presents a methodology for obtaining a 3D reconstruction of a dynamic scene in multi-camera settings. Our target is to derive a compact representation of the 3D scene which is effective and accurate, whatever ...
  • Action tube extraction based 3D-CNN for RGB-D action recognition 

    Xu, Zhengyu; Vilaplana Besler, Verónica; Morros Rubió, Josep Ramon (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
    Open Access
    In this paper we propose a novel action tube extractor for RGB-D action recognition in trimmed videos. The action tube extractor takes as input a video and outputs an action tube. The method consists of two parts: spatial ...
  • A deep analysis on age estimation 

    Huerta Casado, Iván; Fernandez Tena, Carles; Segura, Carlos; Hernando Pericás, Francisco Javier; Prati, Andrea (2015-12-15)
    Article
    Open Access
    The automatic estimation of age from face images is increasingly gaining attention, as it facilitates applications including advanced video surveillance, demographic statistics collection, customer profiling, or search ...
  • Advanced visual rendering, gesture-based interaction and distributed delivery for immersive and interactive media services 

    Niamut, O.A.; Kochale, A.; Ruiz Hidalgo, Javier; Macq, J.; Kienast, G. (2011)
    Conference report
    Open Access
    The media industry is currently being pulled in the often-opposing directions of increased realism (high resolution, stereoscopic, large screen) and personalisation (selection and control of content, availability on many ...
  • A feature-based subband coding scheme 

    Casas Pla, Josep Ramon; Torres Urgell, Lluís (Institute of Electrical and Electronics Engineers (IEEE), 1996)
    Conference report
    Restricted access - publisher's policy
    A feature-based subband coding scheme is presented. It is intended for the coding of the texture component of a two-component image model. The primary component contains the strong edges, individually described by their ...
  • Anàlisi audiovisual mitjançant descriptors MPEG-7 

    Bosch Anglarill, Enric (Universitat Politècnica de Catalunya, 2006-02-24)
    Master thesis (pre-Bologna period)
    Open Access
  • Anàlisi de tècniques de processament d'imatge en un sistema de detecció d'incendis forestals 

    Delgado Treviño, Sergi (Universitat Politècnica de Catalunya, 2013-05-27)
    Master thesis (pre-Bologna period)
    Open Access
    [ANGLÈS] In this work, two different image processing techniques are compares to detect foreground objects in a scene. In addition, these techniques are compared in a wildfire detection system
  • Anàlisi interferomètric de la conca potàssica catalana 

    Rodríguez Quipusco, Juan (Universitat Politècnica de Catalunya, 2017-06)
    Bachelor thesis
    Restricted access - author's decision
    Aquest treball consisteix en l’estudi de subsidència amb el processat d’imatges amb el mètode DInSAR de les zones de Sallent i Súria on es du a terme una activitat minera subterrània. Les dades de partida que es faran ...
  • Analysis of Invariant Motion Components in Dynamic Video Content 

    Molina Leiva, Jose Antonio (Universitat Politècnica de Catalunya, 2011-07-12)
    Master thesis (pre-Bologna period)
    Open Access
    Covenantee:  École polytechnique fédérale de Lausanne
    English: The fast expansion of Internet and DVB channels has brought a fast increase of video footage which needs to be indexed for efficient and easy retrieval. A novel video structural dissimilarity metric based on ...
  • 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 ...
  • A new algorithm for number of holes attribute filtering of grey-level images 

    Climent Vilaró, Joan; Oliveira, Luiz S (2015-02-01)
    Article
    Open Access
    In this paper we present a new algorithm for filtering a grey-level image using as attribute the number of holes of its connected components. Our approach is based on the max-tree data structure, that makes it possible to ...
  • An interactive lifelog search engine for LSC2018 

    Alsina, Adrià; Giró Nieto, Xavier; Gurrin, Cathal (Association for Computing Machinery (ACM), 2018)
    Conference lecture
    Open Access
    In this work, we describe an interactive lifelog search engine developed for the LSC 2018 search challenge at ACM ICMR 2018. The paper introduces the four-step process required to support lifelog search engines and describes ...
  • An Interactive Lifelog Search Engine for LSC2018 

    Alsina Torra, Adrià (Universitat Politècnica de Catalunya, 2018-06-25)
    Bachelor thesis
    Open Access
    Covenantee:  Dublin City University
    This thesis consists on developing an interactive lifelog search engine for the LSC 2018 search challenge at ACM ICMR 2018. This search engine is created in order to browse for images from a given lifelog dataset and display ...
  • Anotaciones de las bases de datos 

    Mindan, Pere J.; Raventós, Arnau; Mur, Olga; Tarrés Ruiz, Francisco; Torres Urgell, Lluís (2011-11-30)
    External research report
    Restricted access - confidentiality agreement
    Entregable 1.2.2
  • Antiextensive connected operators for image and sequence processing 

    Salembier Clairon, Philippe Jean; Oliveras Vergés, Albert; Garrido Ostermann, Luis (1998-04)
    Article
    Open Access
    This paper deals with a class of morphological operators called connected operators. These operators filter the signal by merging its flat zones. As a result, they do not create any new contours and are very attractive for ...
  • Antipodally invariant metrics for fast regression-based super-resolution 

    Pérez-Pellitero, Eduardo; Salvador, Jordi; Ruiz Hidalgo, Javier; Rosenhahn, Bodo (2016-03-31)
    Article
    Open Access
    Dictionary-based super-resolution (SR) algorithms usually select dictionary atoms based on the distance or similarity metrics. Although the optimal selection of the nearest neighbors is of central importance for such ...
  • A platform for automatic 3D object reconstruction through multi-view stereo techniques for mobile devices 

    De La Torre García, Javier (Universitat Politècnica de Catalunya, 2013-12-18)
    Master thesis
    Open Access
    The goal of the project aims to generate a 3D model thanks to a set of images of it. With this purpose in mind, the project is composed of a client-based Android application and a web server-based Java application to ...
  • Aportacions de processament d'imatge per a sistemes de codificació 3D multivista i per a la detecció de text en contingut televisiu 

    Farré Guiu, Miquel Angel (Universitat Politècnica de Catalunya, 2011-07-04)
    Master thesis (pre-Bologna period)
    Open Access
    English: Firstly, in this report we will introduce a new method for 3D multiview video coding.This is based on the synthesis of views. This method allows the transmission of a number of views from the scene which is less ...