Browsing by Subject "Vídeo digital"

Now showing items 1-20 of 146

    • A pricing method for elastic services that guarantees the GoS in a scenario of evolutionary demand 

      Postigo Boix, Marcos; Melus Moreno, José Luis (2013-07-01)
      Article
      Restricted access - publisher's policy
      Service Providers (SPs), which offer services based on elastic reservations with a guaranteed Grade of Service (GoS), should be interested in knowing how to price these services, i.e. service-i-, how to calculate the ...

    • A Proposal for Pricing Substitute Guaranteed Services 

      Postigo Boix, Marcos; Melus Moreno, José Luis (2011-01-13)
      Article
      Restricted access - publisher's policy
      This letter proposes a novel and open method for pricing substitute elastic services in a streaming content delivery scenario when their Grade of Service (GoS) is guaranteed. The method forces each Service Provider (SP) ...

    • Accurate video object tracking using a region-based particle filter 

      Girbau Xalabarder, Andreu (Universitat Politècnica de Catalunya, 2017-02-06)
      Master thesis
      Open Access
      Usually, in particle filters applied to video tracking, a simple geometrical shape, typically an ellipse, is used in order to bound the object being tracked. Although it is a good tracker, it tends to a bad object ...

    • 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 ...

    • Adjustment of Xia - Bertoni's propagation model for planning urban mobile environments through campaign results measurement 

      Deitx Roca, Ferran (Universitat Politècnica de Catalunya, 2010-07-23)
      Master thesis
      Open Access

    • Adquisicion y transmisión de video 3D sin comprimir sobre redes IP 

      Fernández Ardanuy, Oscar (Universitat Politècnica de Catalunya, 2011-05-20)
      Bachelor thesis
      Open Access
      Este documento describe el desarrollo y puesta en marcha de un escenario de vídeo 3D en tiempo real, que incluye desde la adquisición de las imágenes con cámaras 3D hasta la visualización en un reproductor, pasando por la ...

    • Algorismes multicast en xarxes overlay 

      Van Creij González, Víctor Alberto (Universitat Politècnica de Catalunya, 2009-10-08)
      Bachelor thesis
      Open Access

    • Analysis of a pricing method for elastic services with guaranteed GoS 

      Postigo Boix, Marcos; Melus Moreno, José Luis (2012-12)
      Article
      Open Access
      Service Providers (SPs), which offer services based on elastic reservations with a guaranteed Grade of Service (GoS), should know how to price these services and how to quantify the benefits in different scenarios. This ...

    • 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 ...

    • Anàlisi i proves de DASH (Dynamic Adaptive Streaming over HTTP) 

      Padilla Carrasco, Daniel (Universitat Politècnica de Catalunya, 2012-06-22)
      Bachelor thesis
      Open Access
      En els últims anys hem viscut un creixement exponencial d’Internet i la generalització de l’accés a la xarxa a través de terminals mòbils, que permeten a l’usuari rebre fluxos audiovisuals en streaming. En paral•lel, la ...

    • Anomaly detection using Computer Vision for fusion power generation 

      Cano Aguilera, Abraham (Universitat Politècnica de Catalunya, 2020-06-29)
      Bachelor thesis
      Open Access
      Through the years, nuclear fission, the most extended way to generate nuclear energy, has been subject of debate because its detrimental effects in the environment as well as our health. By now nuclear fusion is emerging ...

    • Anotaciones de las bases de datos 

      Mindan, Pere J.; Raventós, Arnau; Mur, Olga; Tarrés Ruiz, Francisco; Torres Urgell, Lluís (2011-11-30)
      Research report
      Restricted access - confidentiality agreement
      Entregable 1.2.2

    • Aplicación para la distribución de vídeo P2P 

      Moreno Castrelo, Jennifer (Universitat Politècnica de Catalunya, 2008-04-25)
      Master thesis (pre-Bologna period)
      Restricted access - author's decision
      El propósito de este proyecto es la realización de una aplicación para la distribución de vídeo en redes P2P basado en el protocolo DONet y la realización de otra aplicación para el intercambio de información entre Trackers. ...

    • Automatic event detection for tennis broadcasting 

      Enebral González, Javier (Universitat Politècnica de Catalunya, 2011-07-08)
      Master thesis
      Open Access
      Within the image digital processing framework, this thesis is situated in the automatic content indexation field. Specifically during the project, different methods and techniques will be developed in order to achieve ...

    • Automatic keyframe selection based on mutual reinforcement algorithm 

      Ventura Royo, Carles; Giró Nieto, Xavier; Vilaplana Besler, Verónica; Giribet, Daniel; Carasusan, Eusebio (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      Conference report
      Restricted access - publisher's policy
      This paper addresses the problem of video summarization through an automatic selection of a single representative keyframe. The proposed solution is based on the mutual reinforcement paradigm, where a keyframe is selected ...

    • Automatic testing platform of TV receivers against advanced audiovisual codecs 

      Mendizabal Frías, Paula (Universitat Politècnica de Catalunya, 2020-07)
      Master thesis
      Restricted access - author's decision

    • Avaluació i desenvolupament d’un sistema adaptatiu de vídeo streaming P2P basat en Peercast 

      Llauger Coll, Albert (Universitat Politècnica de Catalunya, 2009-09-07)
      Master thesis (pre-Bologna period)
      Open Access
      El principal objectiu d’aquest projecte és el de millorar l’anterior versió del GridCast, i per fer-ho un dels primers passos serà estudiar-ne el comportament en diferents situacions: L’evolució del sistema quan un peer ...

    • Beach inundation and morphological changes during storms using video monitoring techniques 

      Sancho García, Amanda (Universitat Politècnica de Catalunya, 2012-11-16)
      Doctoral thesis
      Open Access
      The predictability of beach inundation is mainly related to wave runup and most of the formulations that have been developed focus on the hydrodynamics, disregarding the morphological changes caused during storms. For these ...

    • Comparison of MPEG-7 descriptors for long term selection of reference frames 

      Ruiz Hidalgo, Javier; Salembier Clairon, Philippe Jean (2009)
      Conference lecture
      Open Access
      During the last years, the amount of multimedia content has greatly increased. This has multiplied the need of efficient compression of the content but also the ability to search, retrieve, browse, or filter it. Generally, ...

    • Contributions to provide a QoS-aware self-configured framework for video-streaming services over ad hoc networks 

      Mezher, Ahmad Mohamad (Universitat Politècnica de Catalunya, 2016-04-22)
      Doctoral thesis
      Open Access
      Ad hoc networks have attracted much attention from the research community over the last years and important technical advances have risen as a consequence. These networks are foreseen as an important kind of next generation ...