Listar Institute of New Imaging Technologies (INIT) por título

Mostrando ítems 437-456 de 856

    • openAccess   Intrinsic and extrinsic comparison results for isoperimetric quotients and capacities in weighted manifolds 

      Hurtado, A.; Palmer Andreu, Vicente; Rosales, C. Elsevier (2020-08-13)
      Let (M, g)be a complete non-compact Riemannian manifold together with a function eh, which weights the Hausdorff measures associated to the Riemannian metric. In this work we assume lower or upper radial bounds on some ...

    • openAccess   Introducción a los conceptos del pensamiento computacional en educación infantil y primaria con programación tangible 

      Trilles, Sergio; Monfort Muriach, Aida; Lacomba Fañanás, Diego; Granell, Carlos Asociación de Enseñantes Universitarios de la Informática (AENUI) (2023-07-05)
      El programa Sucre tiene como objetivo el fomento del pensamiento computacional y la programación en cada etapa educativa. Tras una reestructuración del programa, la iniciativa Sucre4Kids se reorienta a la educación infantil ...

    • openAccess   Inverse design of topological metaplates for flexural waves with machine learning 

      He, Liangshu; Wen, Zhihui; Jin, Yabin; Torrent, Daniel; Zhuang, Xiaoying; Rabczuk, Timon Elsevier Ltd. (2020-12-08)
      The mechanical analog to the topological insulators brings anomalous elastic wave properties which diversifies classic wave functions for potential broad applications. To obtain topological mechanical wave states with good ...

    • closedAccess   Inverse Grating Problem: Efficient Design of Anomalous Flexural Wave Reflectors and Refractors 

      Packo, Pawel; Norris, Andrew N.; Torrent, Daniel American Physical Society (2019-01-11)
      We present an extensive formulation of the inverse grating problem for flexural waves in which the energy of each diffracted mode is selected and the grating configuration is then obtained by our solving a linear system ...

    • closedAccess   Joint second-order parameter estimation for spatio-temporal log-Gaussian Cox processes 

      Siino, Marianna; adelfio, giada; Mateu, Jorge Springer (2018)
      We propose a new fitting method to estimate the set of second-order parameters for the class of homogeneous spatio-temporal log-Gaussian Cox point processes. With simulations, we show that the proposed minimum contrast ...

    • closedAccess   Kriging with external drift for functional data for air quality monitoring 

      Ignaccolo, Rosaria; Mateu, Jorge; Giraldo, Ramón Springer Verlag (2014-07)
      Functional data featured by a spatial dependence structure occur in many environmental sciences when curves are observed, for example, along time or along depth. Recently, some methods allowing for the prediction of a curve ...

    • openAccess   Laser and electron beam-induced formation of Ag/Cr structures on Ag2CrO4 

      Lemos, Pablo; Silva, G. S.; Roca, R. A.; Assis, Marcelo de; Torres-Mendieta, Rafael; Beltrán Mir, Héctor; Mínguez-Vega, Gladys; Cordoncillo, Eloisa; Andres, Juan; Longo, Elson Royal Society of Chemistry (2019)
      The interactions of silver chromate (Ag2CrO4) with a femtosecond (fs) laser and electron beam irradiations were investigated. For the first time, the growth and coalescence of metallic Ag nanoparticles (NPs) on an Ag2CrO4 ...

    • closedAccess   Laser-induced formation of bismuth nanoparticles 

      Assis, Marcelo de; Cordoncillo, Eloisa; Torres-Mendieta, Rafael; Beltrán Mir, Héctor; Mínguez-Vega, Gladys; Gouveia, Amanda; Leite, Edson; Andres, Juan; Longo, Elson Royal Society of Chemistry (2018)
      In the current communication, the synthesis of metallic Bi nanoparticles with coexisting crystallographic structures (rhombohedral, monoclinic, and cubic) obtained via direct femtosecond laser irradiation of NaBiO3 is ...

    • openAccess   Laser/Electron Irradiation on Indium Phosphide (InP) Semiconductor: Promising Pathways to In Situ Formation of Indium Nanoparticles 

      Assis, Marcelo de; Guerra Macedo, Nadia; Machado, Thales Rafael; Ferrer, Mateus M.; Gouveia, Amanda; Cordoncillo, Eloisa; Torres-Mendieta, Rafael; Beltrán Mir, Héctor; Mínguez-Vega, Gladys; Leite, Edson R.; Sambrano, Julio; Andres, Juan; Longo, Elson Wiley (2018)
      In the current study, whether femtosecond laser and electron beam irradiation of indium phosphide (InP) are “green,” fast, and effective methods to produce metallic In nanoparticles is probed. High-resolution transmission ...

    • openAccess   Latent topic-based super-resolution for remote sensing 

      Fernandez-Beltran, Ruben; Latorre Carmona, Pedro; Pla, Filiberto Taylor & Francis (2017)
      This letter presents a novel single-image Super-Resolution (SR) approach based on latent topics specially designed to remote sensing imagery. The proposed approach pursues to super-resolve topics uncovered from ...

    • openAccess   Latent Topics-based Relevance Feedback for Video Retrieval 

      Fernandez-Beltran, Ruben; Pla, Filiberto Elsevier (2015)
      This paper presents a novel Content-Based Video Retrieval approach in order to cope with the semantic gap challenge by means of latent topics. Firstly, a supervised topic model is proposed to transform the classical retrieval ...

    • openAccess   Learning First Aid with a Video Game 

      Rebollo Santamaría, Cristina; Gasch, Cristina; Remolar, Inmaculada; Delgado Gomis, Daniel MDPI (2021-12-02)
      Any citizen can be involved in a situation that requires basic first aid knowledge. For this reason, it is important to be trained in this kind of activity. Serious games have been presented as a good option to integrate ...

    • openAccess   Learning History Using Virtual and Augmented Reality 

      Remolar, Inmaculada; Rebollo Santamaría, Cristina; Fernández Moyano, Jon Andoni MDPI (2021-11-08)
      Master lectures of history are usually quite boring for the students, and to keep their attention requires a great effort from teachers. Virtual and Augmented Reality have a clear potential in education and can solve this ...

    • openAccess   Un lenguaje para la especificación de la lógica de juegos 

      Marin-Lora, Carlos; Chover, Miguel; Martínez Sotoca, José CEUR Workshop Proceedings (CEUR-WS.org) (2020)
      The development of video games is a complex task due to the large amount of knowledge it requires in terms of design and programming. In particular, the specification of the behavior of the elements of a game is one ...

    • openAccess   Leveraging Container Technologies in a GIScience Project: A Perspective from Open Reproducible Research 

      Benito, Pedro J; Trilles, Sergio; Navarro-Carrión, José T. MDPI (2020-02-20)
      Scientific reproducibility is essential for the advancement of science. It allows the results of previous studies to be reproduced, validates their conclusions and develops new contributions based on previous research. ...

    • openAccess   Leveraging electronic healthcare record standards and semantic web technologies for the identification of patient cohorts 

      Fernández Breis, Jesualdo Tomás; Maldonado, Jose Alberto; Marcos, Mar; Legaz-García, María del Carmen; Moner, David; Torres-Sospedra, Joaquín; Esteban-Gil, Ángel; Martínez-Salvador, Begoña; Robles, Montserrat American Medical Informatics Association (2013)
      Background The secondary use of electronic healthcare records (EHRs) often requires the identification of patient cohorts. In this context, an important problem is the heterogeneity of clinical data sources, which can be ...

    • closedAccess   Lightweight Hybrid CNN-ELM Model for Multi-building and Multi-floor Classification 

      Quezada Gaibor, Darwin; Torres-Sospedra, Joaquín; Nurmi, Jari; Koucheryavy, Yevgeni; Huerta, Joaquin IEEE (2022)
      Machine learning models have become an essential tool in current indoor positioning solutions, given their high capabilities to extract meaningful information from the environment. Convolutional neural networks (CNNs) ...

    • openAccess   Lightweight Wi-Fi Fingerprinting with a Novel RSS Clustering Algorithm 

      Quezada Gaibor, Darwin; Torres-Sospedra, Joaquín; Nurmi, Jari; Koucheryavy, Yevgeni; Huerta, Joaquin IEEE (2021-11-29)
      Nowadays, several indoor positioning solutions sup-port Wi-Fi and use this technology to estimate the user position. It is characterized by its low cost, availability in indoor and outdoor environments, and a wide variety ...

    • openAccess   Local inhomogeneous second-order characteristics for spatio-temporal point processes occurring on linear networks 

      D'ANGELO, Nicoletta; adelfio, giada; Mateu, Jorge Springer (2022)
      Point processes on linear networks are increasingly being considered to analyse events occurring on particular network-based structures. In this paper, we extend Local Indicators of Spatio-Temporal Association (LISTA) ...

    • openAccess   Local-level Analysis of Positioning Errors in Wi-Fi Fingerprinting 

      Mendoza-Silva, Germán Martín; Torres-Sospedra, Joaquín; Huerta, Joaquin IEEE (2021-04-25)
      Nowadays, Location Based Services run over a net of heterogeneous devices (mainly smartphones) with different location capabilities thanks to, for instance, signals of opportunity as Wi-Fi. In contrast to professional ...