Now showing items 1-20 of 74

    • A scalable approach to T2-MRI colon segmentation 

      Orellana Bech, Bernat; Monclús Lahoya, Eva; Navazo Álvaro, Isabel; Brunet Crosa, Pere; Bendezú García, Álvaro; Azpiroz Vidaur, Fernando (2020-07-01)
      Article
      Restricted access - publisher's policy
      The study of the colonic volume is a procedure with strong relevance to gastroenterologists. Depending on the clinical protocols, the volume analysis has to be performed on MRI of the unprepared colon without contrast ...
    • 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 segmentation and mask-specific Sobolev inpainting of specular highlights for endoscopic images 

      Alsaleh, Samar M.; Avilés Rivero, Angélica; Sobrevilla Frisón, Pilar; Casals Gelpi, Alicia; Hahn, James K. (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Conference lecture
      Restricted access - publisher's policy
      Minimally invasive surgical and diagnostic systems rely on endoscopic images of internal organs to assist medical tasks. Specular highlights are common on those images due to the strong reflectivity of the mucus layer on ...
    • Analysis of the dynamics of gray matter reduction in Alzheimers disease 

      Aduriz Berasategi, Asier (Universitat Politècnica de Catalunya, 2016-05-13)
      Bachelor thesis
      Open Access
      This project attempts to study the cerebral atrophy patterns in gray matter across the different stages of the Alzheimer’s Disease (AD), or more specifically, along the entire AD continuum, in a voxelwise approach. To this ...
    • Anàlisi dels resultats de l’aplicació de la planificació 3D de cirurgies de distracció del maxil·lar superior. 

      Ayats Soler, Marta (Universitat Politècnica de Catalunya, 2020-02-03)
      Master thesis
      Restricted access - author's decision
      La cirurgia de distracció del maxil·lar superior s’ha descrit per diversos autors com el procediment estàndard per el tractament de la hipoplàsia maxil·lar servera en pacients amb fissura llabipalatina. Altres autors han ...
    • Análisis de textura de imágenes mamográficas con aplicación a diagnostico asistido 

      Villaplana Gómez, Daniel (Universitat Politècnica de Catalunya, 2016-05)
      Bachelor thesis
      Open Access
      Covenantee:   Instituto Tecnológico y de Estudios Superiores de Monterrey
      In this project a first prototype have been created for noticing the differences between the textures in a mammography image so we can detect breast cancer. The image is divided in blocks, those will be filtered by ...
    • Application of fuzzy techniques to biomedical images 

      Mattioli Aramburu, Gabriel (Universitat Politècnica de Catalunya, 2012-06-21)
      Master thesis
      Open Access
    • 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 ...
    • Automatic and robust single-camera specular highlight removal in cardiac images 

      Alsaleh, Samar M.; Avilés Rivero, Angélica; Sobrevilla Frisón, Pilar; Casals Gelpi, Alicia; Hahn, James K. (Institute of Electrical and Electronics Engineers (IEEE), 2015)
      Conference lecture
      Restricted access - publisher's policy
      In computer-assisted beating heart surgeries, accurate tracking of the heart’s motion is of huge importance and there is a continuous need to eliminate any source of error that might disturb the tracking process. One source ...
    • Automatic demarcation for videofluoroscopy swallowing study 

      Lizana García, Matias (Universitat Politècnica de Catalunya, 2012-09-05)
      Master thesis
      Open Access
      Videofluoroscopy tests are designed to analyze the swallowing response of the patient. Lot of patients die due to swallowing disorders, and physicians want to analyze this procedure to detect this swallowing problems. ...
    • Automatic extraction of biomarkers from biopsy images Annotation tool EllipseLabelimg 

      Tena Martínez, Josemaría (Universitat Politècnica de Catalunya, 2020-08)
      Bachelor thesis
      12 months embargo
      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 segmentation of Nucleus Accumbens 

      Sem, Federico (Universitat Politècnica de Catalunya, 2012-09-05)
      Master thesis
      Open Access
      Segmentation of subcortical structures in the brain has become an increasingly important topic in contemporary medicine. The ability to effi ciently isolate different regions of the human brain has allowed doctors and ...
    • Basis Decomposition Discriminant ICA 

      Tabas Díaz, Alejandro (Universitat Politècnica de Catalunya, 2013-09-09)
      Master thesis
      Open Access
      In this Master's Thesis, we introduce the methodology Basis-Decomposition Discriminant ICA (BD-DICA), capable of finding the most discriminant Independent Components to characterise a high-dimensional dataset. The ...
    • BCN20000: dermoscopic lesions in the wild 

      Combalia, Marc; Codella, Noel C. F.; Rotemberg, Veronica; Vilaplana Besler, Verónica (2019)
      External research report
      Open Access
      This article summarizes the BCN20000 dataset, composed of 19424 dermoscopic images of skin lesions captured from 2010 to 2016 in the facilities of the Hospital Clínic in Barcelona. With this dataset, we aim to study the ...
    • Blind restoration of retinal images degraded by space-variant blur with adaptive blur estimation 

      Marrugo Hernández, Andrés Guillermo; Millán Garcia-Varela, M. Sagrario; Šorel, M.; Šroubek, F. (2013)
      Conference report
      Restricted access - publisher's policy
    • Brain MRI super-resolution using generative adversarial networks 

      Sánchez, Irina; Vilaplana Besler, Verónica (2018)
      Conference lecture
      Open Access
      In this work we propose an adversarial learning approach to generate high resolution MRI scans from low resolution images. The architecture, based on the SRGAN model, adopts 3D convolutions to exploit volumetric information. ...
    • CBIR - Content based information retrieval in Optical Biopsies 

      Tous Liesa, Rubén; Ferrer-Roca, Olga; Delgado Mercè, Jaime (2010)
      Conference report
      Restricted access - publisher's policy
      The present paper describes the design and usage of an Internet medical image search engine based on the queryby-example paradigm and the multimedia standard ISO-15938-12:2008. The system, which allows combining Content ...
    • Channelized hotelling observer optimization for medical image quality assessment in lesion detection tasks 

      Calvo Gonzalez, Mireia (Universitat Politècnica de Catalunya, 2011-09-28)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   Illinois Institute of Technology
      English: Since the image quality assessments made by human observers can be too much costly and time-consuming, despite they are the most accurate because humans will be the final users of the images, a widely used alternative ...
    • Characterization of pharmaceuticals using Terahertz Time Domain spectral-tomography 

      Nova Lavado, Enrique; Roqueta Crusats, Gemma; Romeu Robert, Jordi; Jofre Roca, Lluís (IEEE, 2013)
      Conference report
      Restricted access - publisher's policy
      In this paper a Terahertz T ime-Domain measurement system has been used to perform Tomographic imaging of pharmaceutical compounds with coating. Measurements on paracetamol and ibuprofene samples are done both in ...
    • Classification of mild cognitive impairment and alzheimer's disease patients: a multiscale and multivariate approach 

      Vilaplana Martínez, Eduard (Universitat Politècnica de Catalunya, 2012-07-11)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   École polytechnique fédérale de Lausanne
      [ANGLÈS] Alzheimer's Disease (AD) is the most common form of dementia and a growing health and socioeconomic problem. Moreover, the impact of the disease is expected to increase even more as the life expectancy is going ...