Now showing items 1-20 of 57

    • A comparison of contrast enhancement methods for 2D radiographic images: Applied to patient positioning in proton therapy 

      Nespereira González, Alejandro (Universitat Politècnica de Catalunya, 2015-05-08)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   Université Catholique de Louvain
      Different methods for radiographic image contrast enhancement are studied, implemented and compared. The efficiency of the techniques in improving image contrast is then evaluated both on a subjective evaluation from ...
    • A simulation platform for magnetic resonance imaging of the developing fetal brain (FaBiAN v2.0) 

      Le Boeuf Fló, Andrés (Universitat Politècnica de Catalunya, 2022-07-05)
      Bachelor thesis
      Open Access
      Covenantee:   Fondation ProTechno / Schweizerischer Nationalfonds zur Förderung der wissenschaftlichen Forschung
      Magnetic resonance imaging is commonly used as a complement to the ultrasound gold-standard to investigate equivocal patterns in the developing fetal brain. However, stochastic motion of the fetus may alter the image quality ...
    • A white-matter pathways extraction toolbox in Semantic Dementia 

      Montal Blancafort, Victor (Universitat Politècnica de Catalunya, 2015-05)
      Bachelor thesis
      Restricted access - author's decision
      [ANGLÈS] Neuroimaging techniques allow us to, processing Magnetic Resonance Imaging signals, understand the brain in a way we ever could image. With the tractorgaphy neuroimaging technique, we can extract the white-matter ...
    • 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 ...
    • Active learning in Crowdsourcing classification problems using Sampling Theory for graph signals 

      Maroto Morales, Javier Alejandro (Universitat Politècnica de Catalunya, 2017-05-15)
      Bachelor thesis
      Open Access
      Covenantee:   University of Southern California
    • 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 ...
    • Automatic extraction of biomarkers from biopsy images Annotation tool EllipseLabelimg 

      Tena Martínez, Josemaría (Universitat Politècnica de Catalunya, 2020-08)
      Bachelor thesis
      Open Access
      This End-of-Grade Project aims to make a system that allows to help in the annotation of tissue biopsy images. Firstly, a program detects the cells in the picture. This annotation must be corrected by a doctor in order to ...
    • Automatic extraction of the camera point of view in Football scenes 

      Pont Tuset, Jordi (Universitat Politècnica de Catalunya, 2009-07-10)
      Master thesis
      Open Access
    • Bal images analysis for their automatic quantification 

      Campos Almazán, Alejandro (Universitat Politècnica de Catalunya, 2021-07-05)
      Bachelor thesis
      Open Access
      Las imágenes de lavado bronchoalveolar (BAL) son una prueba médica de la que se pueden extraer diferentes patologías en función de su distribución celular. En el hospital Vall d'Hebron los técnicos hacen un recuento manual ...
    • Biomarcadors Quantitatius d’Imatge per l’evaluació de la neuroestructura en neonats 

      Bonet i Carné, Elisenda (Universitat Politècnica de Catalunya, 2009-07)
      Master thesis (pre-Bologna period)
      Open Access
      Català: El diagnòstic de lesió cerebral en nounats es basa essencialment en la visualització de l’aspecte i de la “densitat ecogràfica” del teixit (el nivell de blanc sobre negre del teixit), interpretat de manera ...
    • Co-saliency detection based on hierarchical segmentation 

      Montilla Mariñeiro, Sandra (Universitat Politècnica de Catalunya, 2014-07-24)
      Bachelor thesis
      Open Access
      [ANGLÈS] The aim of this project has been to create a co-saliency detection algorithm for image pairs based on hierarchical segmentation of those images. As hierarchical segmentation allows multi-scale object representation, ...
    • Colon nuclei histological images segmentation and classification 

      Pereira Cánovas, Anxo-Lois (Universitat Politècnica de Catalunya, 2022-06-27)
      Bachelor thesis
      Open Access
      L'ús de tècniques de visió per ordinador basades en Deep Learnig per automatitzar tasques a molts camps de treball està a l'ordre del dia. Aquesta investigació se centra en la tasca de segmentar i classificar nuclis ...
    • Color deconvolution of histological images 

      Anglada Rotger, David (Universitat Politècnica de Catalunya, 2022-09)
      Master thesis
      Open Access
      Cancer is one of the main health problems worldwide. When dealing with this disease, the earlier the diagnosis is produced, the better the prognostic of the patient can be. For that reason, in the last years, digital ...
    • Comparació d'algoritmes de classificació de tipus de pla en imatges de futbol 

      Coronado Gutiérrez, David (Universitat Politècnica de Catalunya, 2014-02-14)
      Bachelor thesis
      Open Access
      [ANGLÈS] The purpose of this project is to analyze and evaluate football image viewpoint classification algorithms and to implement, if it is possible, a set of upgrades to improve the results of this classification. In ...
    • Computer vision beyond the visible : image understanding through language 

      Salvador Aguilera, Amaia (Universitat Politècnica de Catalunya, 2019-06-27)
      Doctoral thesis
      Open Access
      In the past decade, deep neural networks have revolutionized computer vision. High performing deep neural architectures trained for visual recognition tasks have pushed the field towards methods relying on learned image ...
    • Deep Learning based segmentation and classification of stained nuclei breast cancer histology images 

      Magariño Llavero, Pau (Universitat Politècnica de Catalunya, 2021-06-28)
      Bachelor thesis
      Open Access
      La prognosi del càncer de mama és un procés laboriós pels patòlegs, que realitzen aquesta tasca mitjançant una estimació visual subjectiva i amb una alta variabilitat entre diferents patòlegs. Aquest treball pretén abordar ...
    • Design of a new 3D multi-view representation 

      Farrero Roger, Pere (Universitat Politècnica de Catalunya, 2013-07-18)
      Bachelor thesis
      Open Access
      Covenantee:   École polytechnique fédérale de Lausanne
      [ANGLÈS] 3D video is increasing in the current State-of-the-Art of audio-visual tech- nologies. This make researchers invest lot of resources to this field. Thus, new options in this scenario are appearing day by day. This ...
    • Detection and quantization of biopsy samples from biopsy cassette images 

      Blanco i Arnaus, Júlia Ariadna (Universitat Politècnica de Catalunya, 2022-07-05)
      Bachelor thesis
      Open Access
      When a biopsy study is performed, specimens are placed into plastic containers called cassettes. One of the steps that samples undergo consists of a macroscopic examination where the main traits of the specimens in cassettes ...
    • Development of value metrics for specific basketball contexts: a positional approach for the defensive rebound value 

      Turch Ferreres, Arnau (Universitat Politècnica de Catalunya, 2022-06-28)
      Bachelor thesis
      Open Access
      Over the past decade, NBA teams are making an increasing investment in the development and growth of data analytics to help each team's ultimate goal of winning the championship. This growth has been accompanied by ...
    • Development of value metrics for specific basketball contexts: evaluating player contribution by means of regression 

      Alarcón Román, Armand (Universitat Politècnica de Catalunya, 2022-06-28)
      Bachelor thesis
      Open Access
      Els clubs de l'NBA inverteixen centenars de milions de dòlars anuals en l'adquisició de jugadors per ajudar-los a guanyar al més alt nivell. Amb decisions tan crucials -i cares- per prendre, el seu apetit per l'avaluació ...