Now showing items 1-20 of 322

  • 3D Face and object reconstruction for mobile applications 

    Irurueta Carro, Alberto (Universitat Politècnica de Catalunya, 2010-07-10)
    Master thesis
    Open Access
    Covenantee:  Visual Engineering
    This work is part of project “Mobbio” developed at Visual Engineering within the R&D labs. As will be seen throughout the document, the results obtained with the 3D reconstruction technologies that have developed, not only ...
  • 3D human action recognition in multiple view scenarios 

    Canton Ferrer, Cristian; Casas Pla, Josep Ramon; Pardàs Feliu, Montse; Sargin, M E; Tekalp, A M (Universitat Politècnica de Catalunya (UPC), 2006)
    Conference report
    Open Access
    This paper presents a novel view-independent approach to the recognition of human gestures of several people in low resolution sequences from multiple calibrated cameras. In contraposition with other multi-ocular ...
  • 3D modelling of leaves from color and ToF data for robotized plant measuring 

    Alenyà Ribas, Guillem; Dellen, Babette; Torras, Carme (2011)
    Conference report
    Restricted access - publisher's policy
    Supervision of long-lasting extensive botanic experiments is a promising robotic application that some recent technological advances have made feasible. Plant modelling for this application has strong demands, particularly ...
  • 3D reconstruction of underwater structures 

    Beall, Chris; Lawrence, Brian J.; Ila, Viorela Simona; Dellaert, Frank (2010)
    Conference report
    Open Access
    Environmental change is a growing international concern, calling for the regular monitoring, studying and preserving of detailed information about the evolution of underwater ecosystems. For example, fragile coral reefs ...
  • 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 ...
  • 3D scene reconstruction and understanding from single shot pictures 

    García González, Alfredo (Universitat Politècnica de Catalunya, 2012-09)
    Master thesis
    Open Access
    Augmented reality mixes computer generated graphics with real imaging using computer vision techniques. However, nowadays, augmented reality is still a very young field of research, and its applications usually involve ...
  • 3D shape from multi-camera views by error projection minimization 

    Haro, Gloria; Pardàs Feliu, Montse (2010)
    Conference report
    Open Access
    Traditional shape from silhouette methods compute the 3D shape as the intersection of the back-projected silhouettes in the 3D space, the so called visual hull. However, silhouettes that have been obtained with background ...
  • 4D Cardiac MRI Segmentation and Surface Reconstruction 

    Pons Moll, Gerard (Universitat Politècnica de Catalunya, 2008-10-10)
    Master thesis (pre-Bologna period)
    Open Access
  • A 3D System for training in endoscopical repair of subcondylar fractures of the mandible 

    Hueto, Joan A.; Díaz, José; Monclús Lahoya, Eva; Navazo Álvaro, Isabel; Vázquez Alcocer, Pere Pau; Raspall, G. (Springer Verlag, 2008)
    Article
    Open Access
    Poster Session: 12th Annual Conference of Iscas. Conventional treatment of the subcondylar fractures of the mandible is challenging because of the medial and anterior displacement of the condylar fragment and the limited ...
  • A Comprehensive survey on deep future frame video prediction 

    Selva Castelló, Javier (Universitat Politècnica de Catalunya, 2018-01-25)
    Master thesis
    Open Access
    Covenantee:  Universitat de Barcelona
    El present projecte planteja l'estudi comprensiu i extens per a la tasca de predicció de fotogrames donada una seqüència de vídeo. Mitjançant l'anàlisi de l'estat de l'art en generació d'imatges, xarxes convolucionals i ...
  • Action recognition using the Rf Transform on optical flow images 

    Carmona Leyva, José María; Climent Vilaró, Joan (SCITEPRESS, 2017)
    Conference report
    Open Access
    The objective of this paper is the automatic recognition of human actions in video sequences. The use of spatio-temporal features for action recognition has become very popular in recent literature Instead of extracting ...
  • Action selection for robotic manipulation of deformable objects 

    Cuén Rochín, Saúl; Andrade-Cetto, Juan; Torras, Carme (ESF-JSPS, 2008)
    Conference report
    Open Access
    This paper deals with the manipulation of planar deformable objects for typical service robot applications. Specifically, we present a system that straightens pieces of cloth from any arbitrary initial wrinkle condition ...
  • Action selection for single-camera SLAM 

    Vidal Calleja, Teresa; Sanfeliu Cortés, Alberto; Andrade-Cetto, Juan (2010)
    Article
    Open Access
    A method for evaluating, at video rate, the quality of actions for a single camera while mapping unknown indoor environments is presented. The strategy maximizes mutual information between measurements and states to help ...
  • Active Appearance Models for People Recognition with a RGB-D Sensor 

    Trejo Ramírez, Karla Andrea (Universitat Politècnica de Catalunya, 2014-06)
    Master thesis
    Restricted access - author's decision
    Active Appearance Models (AAMs) is a computer vision procedure for statistical matching of object shape and appearance between images. The present work will analyze how AAMs can be employed with RGB-Depth technology, so ...
  • Active camera calibration for robotic systems 

    Boada Farràs, Ricard (Universitat Politècnica de Catalunya, 2016)
    Master thesis
    Open Access
    Covenantee:  Eidgenössische Technische Hochschule Zürich
    Camera calibration is an essential process embedded in any computer vision system that involves the extraction of spatial information from captured images. Traditional techniques for calibration require an expert to take ...
  • Active deep learning for medical imaging segmentation 

    Górriz Blanch, Marc (Universitat Politècnica de Catalunya, 2017)
    Bachelor thesis
    Open Access
    Covenantee:  Institut national polytechnique de Toulouse
    This thesis proposes a novel active learning framework capable to train effectively a convolutional neural network for semantic segmentation of medical imaging, with a limited amount of training labeled data. Our approach ...
  • Adaptive transfer functions: improved multiresolution visualization of medical models 

    Díaz García, Jesús; Brunet Crosa, Pere; Navazo Álvaro, Isabel; Pérez, Frederic; Vázquez Alcocer, Pere Pau (Springer, 2016-05-14)
    Article
    Open Access
    Medical datasets are continuously increasing in size. Although larger models may be available for certain research purposes, in the common clinical practice the models are usually of up to 512x512x2000 voxels. These ...
  • Adquisición y procesado de imágenes para el control de calidad en piezas de mecanizado 

    Tort Guzmán, Jaume (Universitat Politècnica de Catalunya, 2007-07-09)
    Master thesis (pre-Bologna period)
    Open Access
    Este proyecto se particulariza en el estudio y uso de técnicas de visión artificial. Las técnicas que nos ofrece el mercado actual y el uso del software de programación LabVIEW han permitido desarrollar una aplicación de ...
  • A hierarchical architecture to multiple target tracking 

    Rowe, Daniel; Huerta Casado, Iván; Perdersoli, Marco; Guinea, Soledad; Gonzàlez, Jordi; Villanueva, Juan J. (s. n., 2007)
    Conference report
    Open Access
    This work presents an architecture based on a modular and hierarchically-organised system to perform Multiple-Target Tracking (MTT). A set of co-operating modules, which work following both bottom-up and top-down paradigms, ...
  • Alignment of 3D point clouds and detection of RPS in automotive applications 

    Matilla Sarrate, Martin (Universitat Politècnica de Catalunya, 2015-02)
    Bachelor thesis
    Restricted access - confidentiality agreement