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Ara es mostren els items 1-20 de 143

    • 3D convolutional neural networks for brain tumor segmentation 

      Casamitjana Díaz, Adrià; Puch Giner, Santi; Aduriz Saiz, Asier; Sayrol Clols, Elisa; Vilaplana Besler, Verónica (2016)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      This paper presents our work on applying 3D Convolutional Networks for brain tumor segmentation for the BRATS challenge. We are currently experimenting with different 3D fully convolutional architectures. We present ...

    • 3D convolutional neural networks for brain tumor segmentation: a comparison of multi-resolution architectures 

      Casamitjana Díaz, Adrià; Puch Giner, Santi; Aduriz Saiz, Asier; Vilaplana Besler, Verónica (Springer, 2017-04-24)
      Capítol de llibre
      Accés obert

    • A dual network for super-resolution and semantic segmentation of sentinel-2 imagery 

      Abadal Lloret, Sauc; Salgueiro Romero, Luis Fernando; Marcello Ruiz, Javier; Vilaplana Besler, Verónica (Multidisciplinary Digital Publishing Institute (MDPI), 2021-11-12)
      Article
      Accés obert
      There is a growing interest in the development of automated data processing workflows that provide reliable, high spatial resolution land cover maps. However, high-resolution remote sensing images are not always affordable. ...

    • A morphological approach for segmentation and tracking of human faces 

      Marqués Acosta, Fernando; Vilaplana Besler, Verónica (Barcelona, 2000)
      Comunicació de congrés
      Accés obert
      A new technique for segmenting and tracking human faces in video sequences is presented. The technique relies on morphological tools such as using connected operators to extract the connected component that more likely ...

    • Action tube extraction based 3D-CNN for RGB-D action recognition 

      Xu, Zhengyu; Vilaplana Besler, Verónica; Morros Rubió, Josep Ramon (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Text en actes de congrés
      Accés obert
      In this paper we propose a novel action tube extractor for RGB-D action recognition in trimmed videos. The action tube extractor takes as input a video and outputs an action tube. The method consists of two parts: spatial ...

    • AmodalAppleSize_RGB-D dataset: RGB-D images of apple trees annotated with modal and amodal segmentation masks for fruit detection, visibility and size estimation 

      Gené Mola, Jordi; Ferrer Ferrer, Mar; Hemming, Jochen; van Dalfsen, Pieter; de Hoog, Dirk; Sanz Cortiella, Ricardo; Rosell Polo, Joan R.; Morros Rubió, Josep Ramon; Vilaplana Besler, Verónica; Ruiz Hidalgo, Javier; Gregorio López, Eduard (Elsevier, 2024-02)
      Article
      Accés obert
      The present dataset comprises a collection of RGB-D apple tree images that can be used to train and test computer vision-based fruit detection and sizing methods. This dataset encompasses two distinct sets of data obtained ...

    • Automatic keyframe selection based on mutual reinforcement algorithm 

      Ventura Royo, Carles; Giró Nieto, Xavier; Vilaplana Besler, Verónica; Giribet, Daniel; Carasusan, Eusebio (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper addresses the problem of video summarization through an automatic selection of a single representative keyframe. The proposed solution is based on the mutual reinforcement paradigm, where a keyframe is selected ...

    • BCN20000: dermoscopic lesions in the wild 

      Combalia, Marc; Codella, Noel C. F.; Rotemberg, Veronica; Vilaplana Besler, Verónica (2019)
      Report de recerca
      Accés obert
      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 ...

    • Benchmark on automatic 6-month-old infant brain segmentation algorithms: the iSeg-2017 challenge 

      Wang, Li; Nie, Dong; Li, Guannan; Casamitjana Díaz, Adrià; Vilaplana Besler, Verónica (2019-02-27)
      Article
      Accés obert
      Accurate segmentation of infant brain magnetic resonance (MR) images into white matter (WM), gray matter (GM), and cerebrospinal fluid (CSF) is an indispensable foundation for early studying of brain growth patterns and ...

    • Biological brain age prediction using machine learning on structural neuroimaging data: Multi-cohort validation against biomarkers of Alzheimer’s disease and neurodegeneration stratified by sex 

      Cumplido Mayoral, Irene; García Prat, Marina; Operto, Grégory; Falcón, Carles; Shekari, Mahnaz; Cacciaglia, Raffaele; Milà Alomà, Marta; Lorenzini, Luigi; Ingala, Silvia; Vilaplana Besler, Verónica (2022-06-28)
      Report de recerca
      Accés obert
      Brain-age can be inferred from structural neuroimaging and compared to chronological age (brain-age delta) as a marker of biological brain aging. Accelerated aging has been found in neurodegenerative disorders like Alzheimer’s ...

    • Biological brain age prediction using machine learning on structural neuroimaging data: multi-cohort validation against biomarkers of Alzheimer's disease and neurodegeneration stratified by sex 

      Cumplido Mayoral, Irene; García Prat, Marina; Operto, Grégory; Falcón Falcón, Carles; Shekari, Mahnaz; Cacciaglia, Raffaele; Milà Alomà, Marta; Lorenzini, Luigi; Ingala, Silvia; Vilaplana Besler, Verónica (2023-05-12)
      Article
      Accés obert
      Brain-age can be inferred from structural neuroimaging and compared to chronological age (brain-age delta) as a marker of biological brain aging. Accelerated aging has been found in neurodegenerative disorders like Alzheimer's ...

    • Biological brain age prediction using machine learning on structural neuroimaging data: Multi-cohort validation against biomarkers of Alzheimer’s disease and neurodegeneration 

      Cumplido Mayoral, Irene; García Prat, Marina; Operto, Grégory; Falcón Falcón, Carles; Shekari, Mahnaz; Cacciaglia, Raffaele; Milà Alomà, Marta; Lorenzini, Luigi; Ingala, Silvia; Vilaplana Besler, Verónica (Elsevier, 2022-12-20)
      Article
      Accés obert
      Background: Brain-age can be inferred from structural neuroimaging and compared to chronological age (brain-age delta), as a marker of accelerated/decelerated biological brain aging. Accelerated biological aging has ...

    • Brain MRI super-resolution using generative adversarial networks 

      Sánchez, Irina; Vilaplana Besler, Verónica (2018)
      Comunicació de congrés
      Accés obert
      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. ...

    • Brain structural alterations in cognitively unimpaired individuals with discordant amyloid-ß PET and CSF Aß42 status: findings using machine learning 

      Cumplido Mayoral, Irene; Shekari, Mahnaz; Salvado, Gemma; Operto, Grégory; Cacciaglia, Raffaele; Falcón, Carles; Niñerola Baizán, Aida; Perissinotti, Andrés; Minguillón, Carolina; Vilaplana Besler, Verónica (Wiley, 2021-12)
      Article
      Accés obert
      Background: CSF Aß42 is thought to show AD-related alterations earlier than amyloid-ß PET. Therefore, cognitively unimpaired (CU) individuals with abnormal CSF Aß42 and normal amyloid-ß PET are believed to be in the ...

    • Brain-age mediates the association between modifiable risk factors and cognitive decline early in the AD continuum 

      Cumplido Mayoral, Irene; Brugulat Serrat, Anna; Sánchez Benavides, Gonzalo; González Escalante, Armand; Anastasi, Federica; Milà Alomà, Marta; Falcón Falcón, Carles; Shekari, Mahnaz; Cacciaglia, Raffaele; Minguillón, Carolina; Fauria, Karine; Molinuevo Guix, José Luis; Suarez-Calvet, Marc; Vilaplana Besler, Verónica; Gispert López, Juan Domingo (Wiley, 2023-12)
      Article
      Accés restringit per política de l'editorial
      Background: Neuroimaging-derived brain-age is a useful biomarker to study the brain’s biological aging process. Brain-age has shown cross-sectional associations with cognitive function and modifiable risk factors for ...

    • Brain-age prediction and its associations with glial and synaptic CSF markers 

      Cumplido Mayoral, Irene; Milà Alomà, Marta; Falcón Falcón, Carles; Cacciaglia, Raffaele; Minguillón, Carolina; Fauria, Karine; Molinuevo Guix, José Luis; Kollmorgen, Gwendlyn; Suridjan, Ivonne; Wild, Norbert; Zetterberg, Henrik; Blennow, Kaj; Suarez-Calvet, Marc; Vilaplana Besler, Verónica; Domingo Gispert, Juan (Wiley, 2023-12)
      Article
      Accés restringit per política de l'editorial
      Background: MRI-derived brain-age prediction is a promising biomarker of biological brain aging. Accelerated brain aging has been found in Alzheimer’s disease (AD) and other neurodegenerative diseases. However, no ...

    • Caption text extraction for indexing purposes using a hierarchical region-based image model 

      León Cristóbal, Míriam; Vilaplana Besler, Verónica; Gasull Llampallas, Antoni; Marqués Acosta, Fernando (2010-02-17)
      Comunicació de congrés
      Accés obert
      This paper presents a technique for detecting caption text for indexing purposes. This technique is to be included in a generic indexing system dealing with other semantic concepts. The various object detection algorithms ...

    • Cascaded V-Net using ROI masks for brain tumor segmentation 

      Casamitjana Díaz, Adrià; Catà, Marcel; Sanchez Muriana, Irina; Combalia, Marc; Vilaplana Besler, Verónica (Springer, 2018)
      Capítol de llibre
      Accés restringit per política de l'editorial
      This book constitutes revised selected papers from the Third International MICCAI Brainlesion Workshop, BrainLes 2017, as well as the International Multimodal Brain Tumor Segmentation, BraTS, and White Matter Hyperintensities, ...

    • Characteristic brain volumetric changes in the AD preclinical signature 

      Petrone, Paula; Casamitjana Díaz, Adrià; Falcón, Carlos; Artigues, Miquel; Operto, Grégory; Skouras, Stavros; Cacciaglia, Raffaele; Molinuevo, Jose Luis; Vilaplana Besler, Verónica; Gispert, Juan Domingo; Salvado, Gemma (Elsevier, 2018)
      Article
      Accés obert

    • CODFICACIÓ MULTIMÈDIA (Examen 2n quadrimestre, 1r parcial) 

      Vilaplana Besler, Verónica; Morros Rubió, Josep Ramon; Ruiz Hidalgo, Javier; Esquerra Llucià, Ignasi (Universitat Politècnica de Catalunya, 2013-04-19)
      Examen
      Accés restringit a la comunitat UPC