Listar Institute of New Imaging Technologies (INIT) por título

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    • openAccess   Cloud Platforms for Context-Adaptive Positioning and Localisation in GNSS-Denied Scenarios—A Systematic Review 

      Quezada Gaibor, Darwin; Torres-Sospedra, Joaquín; Nurmi, Jari; Koucheryavy, Yevgeni; Huerta, Joaquin MDPI (2021-12-24)
      Cloud Computing and Cloud Platforms have become an essential resource for businesses, due to their advanced capabilities, performance, and functionalities. Data redundancy, scalability, and security, are among the key ...

    • openAccess   Cocaine-Induced Preference Conditioning: a Machine Vision Perspective 

      Traver Roig, Vicente Javier; Pla, Filiberto; MIQUEL, MARTA; Carbó Gas, María; Gil-Miravet, Isis; Guarque-Chabrera, Julian Springer (2018)
      Existing work on drug-induced synaptic changes has shown that the expression of perineuronal nets (PNNs) at the cerebellar cortex can be regulated by cocaine-related memory. However, these studies on animals have mostly ...

    • openAccess   Coherence revivals in two-photon frequency combs 

      Torres Company, Víctor; Lancis, Jesús; Lajunen, Hanna; Friberg, Ari T. American Physical Society (2011-09-16)
      We describe and theoretically analyze the self-imaging Talbot effect of entangled photon pairs in the time domain. Rich phenomena are observed in coherence propagation along dispersive media of mode-locked two- photon ...

    • openAccess   Coherent multi-heterodyne spectroscopy using acousto-optic frequency combs 

      Durán, Vicente; Schnébelin, Come; Guillet de Chatellus, Hume Optical Society of America (2018)
      We propose and characterize experimentally a new source of optical frequency combs for performing multi-heterodyne spectrometry. This comb modality is based on a frequency-shifting loop seeded with a continuous-wave (CW) ...

    • openAccess   Collaboration or competition: The impact of incentive types on urban cycling 

      Pajarito Grajales, Diego Fabian; Degbelo, Auriol; Gould, Michael Taylor & Francis (2019-07)
      Bicycling is an important mode of transport for cities and many cities are interested in promoting its uptake by a larger portion of the population. Several cycling mobile applications primarily rely on competition as a ...

    • openAccess   Collaborative Indoor Positioning Systems: A Systematic Review 

      Pascacio, Pavel; Casteleyn, Sven; Torres-Sospedra, Joaquín; Lohan, Elena Simona; Nurmi, Jari MDPI (2021)
      Research and development in Collaborative Indoor Positioning Systems (CIPSs) is growing steadily due to their potential to improve on the performance of their non-collaborative counterparts. In contrast to the outdoors ...

    • openAccess   Colour image denoising by eigenvector analysis of neighbourhood colour samples 

      Latorre Carmona, Pedro; Miñana Prats, Juan José; Morillas, Samuel Springer (2020-04)
      Colour image smoothing is a challenging task because it is necessary to appropriately distinguish between noise and original structures, and to smooth noise conveniently. In addition, this processing must take into account ...

    • openAccess   Common-Path Dual-Comb Spectroscopy Using a Single Electro-Optic Modulator 

      Soriano-Amat, Miguel; Soto, Marcelo; Durán, Vicente; Martins, Hugo; Martin-Lopez, Sonia; Gonzalez-Herraez, Miguel; Fernández Ruiz, María del Rosario IEEE (2020-09-15)
      Dual frequency comb (DFC) spectroscopy using electro-optic comb generators stands out for its flexibility, easy implementation, and low cost. Typically, two combs with different line spacing are generated from a common ...

    • closedAccess   Comparative Study of Interaction Methods for Mobile Gaming While Running on a Treadmill 

      Marin-Lora, Carlos; Chover, Miguel; Martin, Micaela Yanet; García Rytman, Linda Elsevier (2023-10-26)
      Mobile video games that integrate physical activity, such as treadmill running, offer a unique combination of entertainment and exercise. This study presents a comparative evaluation of interaction methods used in mobile ...

    • openAccess   Comparing the Performance of Indoor Localization Systems through the EvAAL Framework 

      Potortì, Francesco; Park, Sangjoon; Jimenez Ruiz, Antonio Ramon; Barsocchi, Paolo; GIROLAMI, MICHELE; Crivello, Antonino; Lee, So-Yeon; Lim, Jae Hyun; Torres-Sospedra, Joaquín; Seco, Fernando; Montoliu Colás, Raul; Mendoza-Silva, Germán Martín; María del Carmen, Pérez Rubio; Cristina, Losada Gutiérrez; Espinosa, Felipe; Macias-Guarasa, Javier MDPI (2017)
      In recent years, indoor localization systems have been the object of significant research activity and of growing interest for their great expected social impact and their impressive business potential. Application areas ...

    • openAccess   Comparison of exit moment spectra for extrinsic metric balls 

      Hurtado, Ana; Markvorsen, Steen; Palmer Andreu, Vicente Springer Science+Business Media B.V. (2012)
      We prove explicit upper and lower bounds for the L1-moment spectra for the Brownian motion exit time from extrinsic metric balls of submanifolds Pm in ambient Riemannian spaces Nn. We assume that P and N both have ...

    • openAccess   Comparison of Nitrogen Dioxide Predictions During a Pandemic and Non-pandemic Scenario in the City of Madrid using a Convolutional LSTM Network 

      Iskandaryan, Ditsuhi; Ramos, Jose Francisco; Trilles, Sergio World Scientific (2022-06-22)
      Traditionally, machine learning technologies with the methods and capabilities available, combined with a geospatial dimension, can perform predictive analyzes of air quality with greater accuracy. However, air pollution ...

    • openAccess   Comparison results for capacity 

      Hurtado, Ana; Palmer Andreu, Vicente; Ritoré, Manuel Indiana University Mathematics Journal (2012)
      We obtain in this paper bounds for the capacity of a compact set $K$. If $K$ is contained in an $(n+1)$-dimensional Cartan-Hadamard manifold, has smooth boundary, and the principal curvatures of $\partial K$ are larger ...

    • openAccess   Complementing the European earth observation and geographic information body of knowledge with a business‐oriented perspective 

      Hofer, Barbara; Casteleyn, Sven; Aguilar Moreno, Estefanía; Missoni‐Steinbacher, Eva‐Maria; Albrecht, Florian; Lemmens, Rob; Lang, Stefan; Albrecht, Jochen; Stelmaszczuk-Górska, Martyna A.; Vancauwenberghe, Glenn; Monfort Muriach, Aida Wiley (2020)
      A body of knowledge (BoK) is an inventory of knowledge or concepts of a domain that serves as a reference vocabulary for various purposes, such as the development of curricula, the preparation of job descriptions, and the ...

    • openAccess   Complex shaping of the depth of focus 

      Mendoza-Yero, Omel Optical Society of America (2020)
      In this manuscript an exact solution to the inverse problem of axial beam shaping along the focus of a convergent lens is found. This allows to extend, within the framework of the scalar theory of diffraction, the mathematical ...

    • openAccess   Comprehensive analysis of distance and similarity measures for Wi-Fi fingerprinting indoor positioning systems 

      Torres-Sospedra, Joaquín; Montoliu Colás, Raul; Trilles, Sergio; Belmonte-Fernández, Óscar; Huerta, Joaquin Elsevier (2015)
      Recent advances in indoor positioning systems led to a business interest in those applications and services where a precise localization is crucial. Wi-Fi fingerprinting based on machine learning and expert systems are ...

    • openAccess   Compressive holography with a single-pixel detector 

      Clemente Pesudo, Pedro Javier; Durán, Vicente; Tajahuerce, Enrique; Andrés, Pedro; Climent, Vicent; Lancis, Jesús Optical Society of America (2013)
      This Letter develops a framework for digital holography at optical wavelengths by merging phase-shifting interferometry with single-pixel optical imaging based on compressive sensing. The field diffracted by an input object ...

    • closedAccess   Compressive holography with phase-structured illumination 

      Martínez-León, Lluís; Climent, Vicent; Lancis, Jesús; Tajahuerce, Enrique; Clemente Pesudo, Pedro Javier; Mori, Yutaka; Nitta, Kouichi IEEE (2015-06)
      We describe several approaches to perform digital holography with single-pixel detection by using phase-structured illumination and compressive sensing. Single-pixel imaging works by sampling the scene ...

    • openAccess   Compressive imaging in scattering media 

      Durán, Vicente; Soldevila, Fernando; Irles, Esther; Clemente Pesudo, Pedro Javier; Tajahuerce, Enrique; Andrés, Pedro; Lancis, Jesús Optical Society of America (2015)
      One challenge that has long held the attention of scientists is that of clearly seeing objects hidden by turbid media, as smoke, fog or biological tissue, which has major implications in fields such as remote sensing or ...

    • openAccess   Computational based time-resolved multispectral fluorescence microscopy 

      Ghezzi, Alberto; Lenz, Armin; Soldevila, Fernando; Tajahuerce, Enrique; Vurro, Vito; Bassi, Andrea; Valentini, Gianluca; Farina, Andrea; D'Andrea, Cosimo American Institute of Physics (2023-04)
      Multispectral imaging and time-resolved imaging are two common acquisition schemes in fluorescence microscopy, and their combination can be beneficial to increase specificity. The multidimensionality of the dataset (space, ...