Recent Submissions

  • Silk-reinforced collagen hydrogels with raised multiscale stiffness for mesenchymal cells 3D culture 

    Sanz Fraile, Héctor; Amorós García de Valdecasas, Susana; Mendizabal, Irene; Galvez Monton, Carolina; Prat Vidal, Cristina; Bayés Genis, Antoni; Navajas Navarro, Daniel; Farré Ventura, Ramon; Otero, Jordi (2020-03-01)
    Article
    Open Access
    Type I collagen hydrogels are of high interest in tissue engineering. With the evolution of 3D bioprinting technologies, a high number of collagen-based scaffolds have been reported for the development of 3D cell cultures. ...
  • H3D-Net: Few-shot high-fidelity 3D head reconstruction 

    Ramon Maldonado, Eduard; Triginer Garcés, Gil; Escurt i Gelabert, Janna; Pumarola Peris, Albert; García Giráldez, Jaime; Giró Nieto, Xavier; Moreno-Noguer, Francesc (Computer Vision Foundation, 2021)
    Conference lecture
    Open Access
    Recent learning approaches that implicitly represent surface geometry using coordinate-based neural representations have shown impressive results in the problem of multi-view 3D reconstruction. The effectiveness of these ...
  • Automatic polyp detection using microwave endoscopy for colorectal cancer prevention and early detection: phantom validation 

    Garrido Atienza, Alejandra; Sont Colomer, Roberto; Dghoughi, Walid; Marcoval Martínez, Sergi; Romeu Robert, Jordi; Fernández-Esparrach, Glòria; Belda Reig, Ignasi; Guardiola Garcia, Marta (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Article
    Open Access
    A system to integrate microwave imaging with optical colonoscopy is presented. The overarching goal is to improve the prevention and early diagnosis of one of the main health and economic burdens of an increasingly aging ...
  • Bayesian unsupervised machine learning approach to segment arctic sea ice using SMOS data 

    Herbert, Christoph Josef; Camps Carmona, Adriano José; Wellmann, Florian; Vall-Llossera Ferran, Mercedes Magdalena (2021-03-28)
    Article
    Open Access
    Microwave radiometry at L-band is sensitive to sea ice thickness (SIT) up to ~ 60 cm. Current methods to infer SIT depend on ice-physical properties and data provided by the ESA’s Soil Moisture and Ocean Salinity (SMOS) ...
  • Reconfigurable dual-polarized beam-steering broadband antenna using a crossed-strips geometry 

    Ramírez Arroyave, Germán Augusto; Zhou, Ivan; Blanch Boris, Sebastián; Towfiq, Asaduzzaman; Cetiner, Bedri Artug; Romeu Robert, Jordi; Jofre Roca, Lluís (Institute of Electrical and Electronics Engineers (IEEE), 2021-08)
    Article
    Open Access
    In this letter, a reconfigurable dual-polarized broadband antenna with beam-steering capabilities using a parasitic layer is proposed for 5G new radio (NR) frequency range 1 (FR-1) applications. The antenna is a dual-port ...
  • How2Sign: A large-scale multimodal dataset for continuous American sign language 

    Cardoso Duarte, Amanda; Palaskar, Shruti; Ventura Ripol, Lucas; Ghadiyaram, Deepti; DeHaan, Kenneth; Metze, Florian; Torres Viñals, Jordi; Giró Nieto, Xavier (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Conference lecture
    Open Access
    One of the factors that have hindered progress in the areas of sign language recognition, translation, and production is the absence of large annotated datasets. Towards this end, we introduce How2Sign, a multimodal and ...
  • Determination of the urban rooftop photovoltaic potential: a state of the art 

    Fakhraian, Elham; Alier Forment, Marc; Valls Dalmau, Francesc; Nameni, Alireza; Casany Guerrero, María José (Elsevier Ltd, 2010-09)
    Article
    Open Access
    In today’s world, the necessity of reducing greenhouse gas emissions to meet the global warming regulations has increased the demand for renewable energy sources. A notable portion of energy consumption is dedicated to ...
  • Airborne GNSS-R: A key enabling technology for environmental monitoring 

    Pérez Portero, Adrián; Muñoz Martin, Joan Francesc; Hyuk, Park; Camps Carmona, Adriano José (Institute of Electrical and Electronics Engineers (IEEE), 2021)
    Article
    Open Access
    Weather forecast using GNSS-R relies, to a large extent, on data acquired by airborne and spaceborne platforms due to the extended coverage that can be achieved. GEO satellites can retrieve measurements over large areas ...
  • A multi-agent reinforcement learning approach for capacity sharing in multi-tenant scenarios 

    Vilà Muñoz, Irene; Pérez Romero, Jordi; Sallent Roig, José Oriol; Umbert Juliana, Anna (Institute of Electrical and Electronics Engineers (IEEE), 2021-07-27)
    Article
    Open Access
    5G is envisioned to simultaneously provide diverse service types with heterogeneous needs under very different application scenarios and business models. Therefore, network slicing is included as a key feature of the 5G ...
  • A simple low-cost electrocardiogram synchronizer 

    Amorós García de Valdecasas, Susana; Galvez Monton, Carolina; Rodríguez Leor, Oriol; O'Callaghan Castellà, Juan Manuel (Multidisciplinary Digital Publishing Institute (MDPI), 2021-09-01)
    Article
    Open Access
    Electrocardiogram (ECG) synchronization is useful to avoid the effects of cardiac motion in medical measurements, and is widely used in standard medical imaging. A number of medical equipment include embedded commercial ...
  • Coherent UD-WDM RoF Fronthaul network with D-EML transmitter and phase-noise robust receiver 

    Masanas Jiménez, Miquel; Tabares Giraldo, Jeison; Prat Gomà, Josep Joan (2021-12-01)
    Article
    Open Access
    This work proposes and tests a simplified coherent uplink architecture for ultra-dense coherent analog mobile Fronthaul with phase noise cancellation based on single sideband modulation of a dual-EML. Results show optical ...
  • Rayleigh backscattering rejection in single-laser homodyne transceiver for UD-WDM using λ-Shifting 

    Masanas Jiménez, Miquel; Santos Blanco, M. Concepción; Tabares Giraldo, Jeison; Polo Querol, Víctor; Prat Gomà, Josep Joan (2021-04-01)
    Article
    Open Access
    With the aim of using a single laser per transceiver in single fiber splitter-based passive optical networks (PON) with coherent homodyne receivers, we apply wavelength shifting in an ultra-dense wavelength division ...

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