Now showing items 1-20 of 55

    • A prostate MRI segmentation tool based on active contour models using a gradient vector flow 

      Rodríguez, Joaquín; Ochoa Ruíz, Gilberto; Mata Miquel, Cristian (Multidisciplinary Digital Publishing Institute, 2020-09-04)
      Article
      Open Access
      Medical support systems used to assist in the diagnosis of prostate lesions generally related to prostate segmentation is one of the majors focus of interest in recent literature. The main problem encountered in the diagnosis ...
    • 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 ...
    • 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 ...
    • Advanced interaction techniques for medical models 

      Monclús Lahoya, Eva (Universitat Politècnica de Catalunya, 2014-07-15)
      Doctoral thesis
      Open Access
      Advances in Medical Visualization allows the analysis of anatomical structures with the use of 3D models reconstructed from a stack of intensity-based images acquired through different techniques, being Computerized ...
    • An UWB Tapered Slot Vivaldi Antenna (TSA) with improved characterestics 

      Akazzim, Youness; Kanjaa, Mohammed; El Mrabet, Otman; Jofre Roca, Lluís; Essaaidi, Mohamed (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Conference lecture
      Restricted access - publisher's policy
      In this paper, an UWB Tapered Slot Vivaldi Antenna (TSA) is presented. The proposed TSA is optimized in order to increase the bandwidth and ensure a good impedance matching at low and bandwidth frequencies while respecting ...
    • Analysis and segmentation of KI-67 immunohistochemistry images for breast cancer diagnosis 

      Espina i Boronat, Maria (Universitat Politècnica de Catalunya, 2022-07-05)
      Master thesis
      Open Access
      For breast cancer diagnosis, the computation of the KI-67 score is a useful metric to define patient?s treatment. For a proper computation of this score, tumour and stroma areas have to be distinguished in KI-67 images. ...
    • Analysis of radiation dose using DICOM metadata 

      Sorrell Meriño, Ana Paula (Universitat Politècnica de Catalunya, 2022-06-28)
      Bachelor thesis
      Open Access
      Covenantee:   Universal Projects and Tools
      La informació és el recurs més valuós mundialment [1], i és possible trobar-la a tot arreu. En el cas de les imatges mèdiques, la informació significa no només imatges de giga píxels, sinó que també inclou metadades i ...
    • Analysis of the respiratory movement and its effects on the vertebrae using depth camera technology 

      Fuentes Gómez, Irene (Universitat Politècnica de Catalunya, 2022-07-04)
      Bachelor thesis
      Open Access
      Covenantee:   IMT Atlantique
      Nowadays, computer-assisted surgery is becoming more and more common. In the case of spinal surgery, there are techniques to facilitate navigation in operations such as inserting markers in the vertebrae, which adds a ...
    • Anàlisi exploratòria de dades mèdiques 

      Bosch Llufriu, Júlia (Universitat Politècnica de Catalunya, 2021-01-25)
      Bachelor thesis
      Open Access
      La motilitat del còlon és un factor que complica l'anàlisi d'aquest òrgan. Degut a les dificultats derivades dels sistemes d'extracció de dades, fins ara s'ha conegut poc sobre les relacions entre les dietes i el comportament ...
    • Aplicació de tècniques de generació de dades sintètiques en el camp de la imatge mèdica per l’entrenament d’algorismes d’Intel·ligència artificial 

      Aznar Roig, Júlia (Universitat Politècnica de Catalunya, 2023-07-04)
      Bachelor thesis
      Restricted access - confidentiality agreement
      Covenantee:   Fundació TIC Salut Social / Politecnico di Milano
      El següent projecte de recerca té com a objectiu facilitar l’accés i l’ús d’imatges mèdiques, en específic imatges histopatològiques, als científics, enginyers i professionals de la salut mitjançant la generació d’imatges ...
    • Automated analysis of image sequences in relation to malaria 

      Gil Aragones, María (Universitat Politècnica de Catalunya, 2017-06)
      Bachelor thesis
      Open Access
      Covenantee:   Danmarks tekniske universitet
      Malaria is a well known disease that affects nearly half of the population of the world. Besides, it has been widely accepted that microcirculation plays an important role in malaria pathogenesis. The use of Cytocam-IDF ...
    • Automated corneal endothelium image segmentation in the presence of cornea guttata via convolutional neural networks - 115110H 

      Sierra Bravo, Juan Sebastián; Pineda, Jesús; Viteri Coronel, Eduardo; Rueda Latorre, Daniela; Tibaduiza Vargas, Beatriz Eugenia; Berrospi, Rubén; Tello, Alejandro; Galvis Ramírez, Virgilio; Volpe, Giovanni; Millán Garcia-Varela, M. Sagrario; Romero Pérez, Lenny Alexandra; Marrugo Hernandez, Andrés Guillermo (International Society for Photo-Optical Instrumentation Engineers (SPIE), 2020)
      Conference report
      Restricted access - publisher's policy
      Automated cell counting in in-vivo specular microscopy images is challenging, especially in situations where single-cell segmentation methods fail due to pathological conditions. This work aims to obtain reliable cell ...
    • Automated Diagn of Symptomatic and Asymptomatic Achilles Tendon Ruptures using CT Images and AI 

      Mateo Navarro, Ramon (Universitat Politècnica de Catalunya, 2023-06-27)
      Master thesis
      Open Access
    • 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 ...
    • Breast tumor detection in Hematoxylin & Eosin stained biopsy images 

      Rabanaque Rodríguez, Sonia (Universitat Politècnica de Catalunya, 2021-06-28)
      Bachelor thesis
      Open Access
      El càncer fa referència a un conjunt de malalties molt presents en la nostra societat. Gràcies als nous avenços en el camp de la medicina, la taxa de supervivència en els diferents tipus de càncer augmenta contínuament. ...
    • Comprehensive retinal image analysis: image processing and feature extraction techniques oriented to the clinical task 

      Marrugo Hernández, Andrés Guillermo (Universitat Politècnica de Catalunya, 2013-11-29)
      Doctoral thesis
      Open Access
      Medical digital imaging has become a key element of modern health care procedures. It provides a visual documentation, a permanent record for the patients, and most importantly the ability to extract information about many ...
    • Contribution to structural parameters computation: volume models and methods 

      Cruz Matías, Irving Alberto (Universitat Politècnica de Catalunya, 2014-01-13)
      Doctoral thesis
      Open Access
      Bio-CAD and in-silico experimentation are getting a growing interest in biomedical applications where scientific data coming from real samples are used to compute structural parameters that allow to evaluate physical ...
    • Contributions to the interactive visualization of medical volume models in mobile devices 

      Campoalegre Vera, Lázaro (Universitat Politècnica de Catalunya, 2014-07-11)
      Doctoral thesis
      Open Access
      With current medical imaging improvements, specialists are being able to obtain correct information of anatomical structures of the human organism. By using different image visualization techniques, experts can obtain ...
    • Design of a magnetic actuation system for a microbiota-collection ingestible capsule 

      Finocchiaro, Martina; Giosuè, Cristina; Drago, Gaspare; Cibella, Fabio; Menciassi, Arianna; Sprovieri, Mario; Ciuti, Gastone (2021)
      Conference report
      Open Access
      Minimally invasive wireless devices, allowing the sampling of gut’s bacteria, are needed for a longitudinal understanding of the role of the microbiota on the human health. Herein, we present a novel magnetic actuation ...
    • 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 ...