Now showing items 1-20 of 68

  • 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 ...
  • 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 ...
  • 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 ...
  • 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 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 ...
  • Compressed sensing for electron microscope data 

    Vila Oliva, Marc Manel (Universitat Politècnica de Catalunya, 2011-06-28)
    Master thesis (pre-Bologna period)
    Open Access
    Covenantee:  Kungliga Tekniska högskolan
    English: Recent work in the field of Compressed Sensing has suggested a great variety of new possibilities in the world of image reconstruction. We have been focused on a novel approach using this kind of algorithms based ...
  • Content Adaptive Mesh Modeling 

    Lain Condom, Marc (Universitat Politècnica de Catalunya, 2011-02-21)
    Master thesis (pre-Bologna period)
    Open Access
    Covenantee:  Illinois Institute of Technology
    English: Digital image restoration plays a very important role in many fields such as surveillance or medical imaging, where it can be used to obtain high-resolution images so that a more accurate analysis can be performed. ...
  • Control and monitoring of a patient in a proton therapy session 

    Vallejo Miracle, Alex (Universitat Politècnica de Catalunya, 2014-02)
    Bachelor thesis
    Open Access
    Covenantee:  Université Catholique de Louvain
    [ANGLÈS] The main objective of that thesis is the implementation of a motion detection system within software Medusa, from the Centre de Protonthérapie d’Orsay (CPO, Paris), used for controlling a proton therapy session. ...