Mostrando ítems 5-24 de 4794

    • A 14-year dataset of in situ glacier surface velocities for a tidewater and a land-terminating glacier in Livingston Island, Antarctica 

      Machio, Francisco (UNIR); Rodríguez-Cielos, Ricardo; Navarro, Francisco; Lapazaran, Javier; Otero, Jaime (Earth System Science Data, 10/2017)
      We present a 14-year record of in situ glacier surface velocities determined by repeated global navigation satellite system (GNSS) measurements in a dense network of 52 stakes distributed across two glaciers, Johnsons ...
    • A biparametric extension of King’s fourth-order methods and their dynamics 

      Geum, Young Hee; Kim, Young Ik; Magreñán, Á. Alberto (UNIR) (Applied Mathematics and Computation, 05/2016)
      A class of two-point quartic-order simple-zero finders and their dynamics are investigated in this paper by extending King’s fourth-order family of methods. With the introduction of an error corrector having a weight ...
    • A consensus support model based on linguistic information for the initial-self assessment of the EFQM in health care organizations 

      Moreno-Rodríguez, JM; Cabrerizo, FJ; Pérez, IJ; Martínez, Mª Ángeles (UNIR) (Expert Systems with Applications, 06/2013)
      The improvement of the quality of the services is one of the primary sources of competitive advantage in health care organizations. As customers typically search for higher quality of care when choosing treatments, health ...
    • A crusade over the airwaves: the Blue Division on Radio Nacional de España (1941–1954) 

      Gómez García, Salvador; Martín Quevedo, Juan (UNIR) (Historical Journal of Film, Radio and Television, 2017)
      The Blue Division, Spain’s most notable military contribution to the Second World War, has been examined from many different perspectives, though the role of communication has not featured among them. This study aims to ...
    • A first overview on the real dynamics of Chebyshev's method 

      García-Olivo, Martín; Gutiérrez, José M; Magreñán, Á. Alberto (UNIR) (Journal of Computational and Applied Mathematics, 07/2017)
      In this paper we explore some properties of the well known root-finding Chebyshev’s method applied to polynomials defined on the real field. In particular we are interested in showing the existence of extraneous fixed ...
    • A la innovación por la educación y el emprendimiento 

      Leceta García, José Manuel (Nueva Revista, 12/2012)
      Europa se enfrenta a un problema de envejecimiento no solo de su población, sino también de su parque de empresas innovadoras. Según estudios del Instituto de Prospectiva Tecnológica (IPTS), con sede en Sevilla, el peso ...
    • A model-driven approach to generate and deploy videogames on multiple platforms 

      Núñez-Valdez, Edward Rolando (UNIR); García-Díaz, Vicente; Cueva Lovelle, Juan Manuel; Saez Achaerandio, Yago; González-Crespo, Rubén (UNIR) (Journal of Ambient Intelligence and Humanized Computing, 06/2017)
      Currently, videogame development for mobile devices is a highly profitable and competitive industry worldwide. This profitability can be ascribed to the popularity that new technologies such as smartphones and tablets have ...
    • A new fourth-order family for solving nonlinear problems and its dynamics 

      Cordero, Alicia; Feng, Licheng; Magreñán, Á. Alberto (UNIR); Torregrosa, Juan Ramón (Journal of Mathematical Chemistry, 03/2015)
      In this manuscript, a new parametric class of iterative methods for solving nonlinear systems of equations is proposed. Its fourth-order of convergence is proved and a dynamical analysis on low-degree polynomials is made ...
    • A new tool to study real dynamics: The convergence plane 

      Magreñán, Á. Alberto (UNIR) (Applied Mathematics and Computation, 12/2014)
      In this paper, the author presents a graphical tool that allows to study the real dynamics of iterative methods whose iterations depends on one parameter in an easy and compact way. This tool gives the information as ...
    • A pedagogy of abundance 

      Weller, Martin (Revista Española de Pedagogía, 31/05/2011)
      The digitalisation of content combined with a global network for delivery and an open system for sharing has seen radical changes in many industries. The economic model which has underpinned many content based industries ...
    • A personal knowledge management metamodel based on semantic analysis and social information 

      López-Quintero, J F; Cueva Lovelle, Juan Manuel; González-Crespo, Rubén (UNIR); García-Díaz, Vicente (Soft Computing, 2016)
      This article describes the development of a functional architecture for personal knowledge management (PKM), defined from the lessons-learnt concept registered in a mass-use social network analyzed with an algorithm of ...
    • A Quantitative Justification to Dynamic Partial Replication of Web Contents through an Agent Architecture 

      Torres-Franco, Enrique; García, José Daniel; SanJuan-Martínez, Oscar; Joyanes Aguilar, Luis; González-Crespo, Rubén (UNIR) (International Journal of Interactive Multimedia and Artificial Intelligence, 06/2015)
      The most usual solution to improve the performance of a Web server is based on building a distributed architecture, where the Web server is offered from a set of nodes. The most widely distributed architecture is based on ...
    • A study on the local convergence and the dynamics of Chebyshev–Halley–type methods free from second derivative 

      Argyros, Ioannis K; Magreñán, Á. Alberto (UNIR) (Numerical Algorithms, 01/2016)
      We study the local convergence of Chebyshev-Halley-type methods of convergence order at least five to approximate a locally unique solution of a nonlinear equation. Earlier studies such as Behl (2013), Bruns and Bailey ...
    • A Synthetic Indicator of Progress Towards the Millennium Development Goals 2, 3 and 4 in the Least Developed Countries (LDCs) of Asia 

      Rodríguez Martín, José Antonio; Martín Martín, José María (UNIR); Jiménez Aguilera, Juan de Dios (Applied Research in Quality of Life, 01/2017)
      The aim of this article is to measure progress towards the United Nations’ (UN’s) Millennium Development Goals (MDGs) 2, 3 and 4 in Asia’s least developed countries (LDCs) by studying a group of countries that suffer ...
    • A unified convergence analysis for secant-type methods 

      Argyros, Ioannis K; Magreñán, Á. Alberto (UNIR) (Journal of the Korean Mathematical Society, 11/2014)
      We present a unified local and semilocal convergence analysis for secant-type methods in order to approximate a locally unique solution of a nonlinear equation in a Banach space setting. Our analysis includes he computation ...
    • A variant of Steffensen-King's type family with accelerated sixth-order convergence and high efficiency index: Dynamic study and approach 

      Lotfi, T; Magreñán, Á. Alberto (UNIR); Mahdiani, K; Rainer, J Javier (UNIR) (Applied Mathematics and Computation, 02/2015)
      First, it is attempted to derive an optimal derivative-free Steffensen-King's type family without memory for computing a simple zero of a nonlinear function with efficiency index 4(1/3) approximate to 1.587. Next, since ...
    • A Vision on the Evolution of Perceptions of Professional Practice: The Case of IT 

      Casado-Lumbreras, Cristina (UNIR); Colomo-Palacios, Ricardo; Soto-Acosta, Pedro (International Journal of Human Capital and Information Technology Professionals, 04/2015)
      Human factor is the element that produces more deviations in the costs of information technology (IT) projects. Recently, a gap between the competences required from the IT industry and the competences taught in the computer ...
    • A Visual Analytics Method for Score Estimation in Learning Courses 

      de-la-Fuente-Valentín, Luis (UNIR); Pardo, Abelardo; López Hernández, Fernando (UNIR); Burgos, Daniel (UNIR) (Journal of Universal Computer Science, 01/2015)
      The provision of awareness is a well-known method for fostering students' self-reflection, a metacognitive skill often related to academic success and considered one of the key skills of the 21st century. Although the ...
    • A4Learning : Un enfoque metodológico iterativo para apoyar mejor el aprendizaje y la enseñanza 

      de-la-Fuente-Valentín, Luis (UNIR); Burgos, Daniel (UNIR) (IEEE Latin America Transactions, 02/2015)
      Usability has been identified as one of the top unsolved challenges to improve a visual presentation of any type of information. The design and implementation of a visualization tool should incorporate usability by design, ...
    • El abandono de los estudios universitarios: factores determinantes y medidas preventivas 

      González Afonso, M. C; Álvarez Pérez, P. R; Cabrera Pérez, L.; Bethencourt Benítez, J. T (Revista Española de Pedagogía, 31/01/2007)
      La deserción de los estudios se ha convertido en un tema importante para la investigación, dado que uno de los retos que tienen plateado la enseñanza universitaria, a nivel mundial, es la puesta en práctica de medidas ...