Now showing items 1-20 of 49

    • 3D UWB magnitude-combined tomographic imaging for biomedical applications. Algorithm validation 

      Guardiola Garcia, Marta; Jofre Roca, Lluís; Capdevila Cascante, Santiago; Blanch Boris, Sebastián; Romeu Robert, Jordi (2011-06)
      Article
      Open Access
      Biomedical microwave imaging is a topic of continuous research for its potential in different areas especially in breast cancer detection. In this paper, 3D UWB Magnitude-Combined tomographic algorithm is assessed for ...
    • 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 ...
    • 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 ...
    • 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 ...
    • Application of fuzzy techniques to biomedical images 

      Mattioli Aramburu, Gabriel (Universitat Politècnica de Catalunya, 2012-06-21)
      Master thesis
      Open Access
    • 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 ...
    • 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. ...
    • Deformable mesh model for cardiac motion estimation from MRI data 

      González Paredes, Alex (Universitat Politècnica de Catalunya, 2009)
      Master thesis (pre-Bologna period)
      Open Access
      The use of technology in medical applications has expanded tremendously in the last 50 years, playing an important role in diagnosis and treatment of disease. As a consequence of this growth, it has been possible to develop ...
    • Development of a software system for virtual fixtures definition based on biomedical images, to be used in robot-assisted orthopedic surgery 

      Trull Roca, Francesc (Universitat Politècnica de Catalunya, 2012-06-29)
      Master thesis (pre-Bologna period)
      Open Access
    • Digitalització d'imatge no radiològica 

      Pérez Martín, Javier (Universitat Politècnica de Catalunya, 2010)
      Master thesis (pre-Bologna period)
      Open Access
      El projecte de la digitalització de la imatge mèdica va començar fa uns anys amb la imatge mèdica radiològica però el projecte de la digitalització encara no ha acabat ja que encara falta per digitalitzar tota la part de ...
    • Digitally stained confocal microscopy through deep learning 

      Combalia Escudero, Marc; Pérez Ankar, Javiera; García Herrera, Adriana; Alos, Llúcia; Vilaplana Besler, Verónica; Marqués Acosta, Fernando; Puig, Susana; Malvehy, Josep (Microtome Publishing, 2019)
      Conference report
      Open Access
      Specialists have used confocal microscopy in the ex-vivo modality to identify Basal Cell Carcinoma tumors with an overall sensitivity of 96.6% and specificity of 89.2% (Chung et al., 2004). However, this technology hasn’t ...