Mostrando ítems 21-40 de 7465

    • A first overview on the real dynamics of Chebyshev's method 

      García-Olivo, Martín; Gutiérrez, José M; Magreñán, Á. Alberto (1) (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 Gap in Networked Publics? A Comparison of Younger and Older Journalists' Newsgathering Practices on Social Media 

      Bae Brandtzaeg, Petter; Chaparro-Domínguez, María Ángeles (1) (Nordicom Review, 15/05/2018)
      Several recent studies have examined how professional journalists use social media at work. However, we know little about the differences between younger and older journalists' use of social media for newsgathering. We ...
    • A group decision making support system for the Web: How to work in environments with a high number of participants and alternatives 

      Morente-Molinera, Juan Antonio (1); Kou, G; Pérez, Javier Ignacio; Pérez, Ignacio Javier; Samuylov, K.; Selamat, A.; Herrera-Viedma, Enrique (Applied Soft Computing, 07/2018)
      One of the main challenges that the appearance of Web 2.0 and the overall spreading of the Internet have generated is how to tackle with the high number of users and information available. This problem is also inherited ...
    • 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 log-linear analysis of efficiency in elite basketball applied to observational methodology 

      Alsasua, Roberto (1); Lapresa, Daniel; Arana, Javier; Anguera, María Teresa (International Journal of Sports Science & Coaching, 06/2019)
      Although the full potential of observational methodology is realized through diachronic analyses, synchronic analyses can be used to investigate associations between categorical variables. Log-linear modeling is an appropriate ...
    • A model of the role of error detection and self-regulation in academic performance 

      Zamora, Ángela; Suárez, José Manuel; Ardura, Diego (1) (The Journal of Educational Research, 2017)
      The authors' aim was to determine the extent to which error detection contributes to the explanation of a cognitive and motivational model of student performance in an assessment test. A total of 151 science students of ...
    • A model-driven approach to generate and deploy videogames on multiple platforms 

      Núñez-Valdez, Edward Rolando (1); García-Díaz, Vicente; Cueva Lovelle, Juan Manuel; Saez Achaerandio, Yago; González-Crespo, Rubén (1) (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 (1); 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 (1) (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 Nondisturbing Service to Automatically Customize Notification Sending Using Implicit-Feedback 

      López Hernández, Fernando (1); Verdú, Elena (1); Rainer, J Javier (1); González-Crespo, Rubén (1) (Scientific Programming, 2019)
      This paper addresses the problem of automatically customizing the sending of notifications in a nondisturbing way, that is, by using only implicit-feedback. Then, we build a hybrid filter that combines text mining content ...
    • 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 (1); García-Díaz, Vicente (Soft Computing, 03/2018)
      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 pragmatic approach to managing enterprise IT infrastructures in the era of consumerization and individualization of IT 

      Hossein Jarrahi, Mohammad; Crowston, Kevin; Bondar, Kateryna (1); Katzy, Bernhard (International Journal of Information Management, 12/2017)
      Historically, organizations owned and controlled the information technologies (IT) their employees used: telephone, inter-office memos, mainframes and timesharing systems. Today, employees often want to use their own IT: ...
    • A propósito de Paul Boghossian en “El miedo al conocimiento” 

      Ruiz San Román, José Antonio (Nueva Revista, 26/06/2018)
      Frente a las tesis dominantes que sostienen que el conocimiento es algo «socialmente construido», Paul Boghossian defiende que «las cosas tienen una manera de ser independiente de las opiniones humanas».
    • A propósito de “Óscar o la felicidad de existir” 

      Pérez de la Fuente, Juan Carlos (Nueva Revista, 18/07/2018)
      He aquí la herencia de "Óscar o la felicidad de existir": sus cartas. Su verdad. A partir de ese legado reconstruimos y descubrimos su historia, su enfermedad, su lucha y su esperanza: la del niño moribundo que se abre a ...
    • 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 (1) (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 qué encuestas hacer caso? 

      Michavila Núñez, Narciso (Nueva Revista, 17/07/2017)
      A partir de las elecciones españolas de junio de 2016 y, más tarde, del Brexit, se ha hablado mucho de que las encuestas electorales o similares no aciertan. ¿Cómo hay que hacer las encuestas para acertar? ¿A qué encuestas ...
    • A recommender system based on implicit feedback for selective dissemination of ebooks 

      Núñez-Valdez, Edward Rolando; Quintana, David; González-Crespo, Rubén (1); Isasi, Pedro; Herrera-Viedma, Enrique (Information Sciences, 10/2018)
      In this study, we describe a recommendation system for electronic books. The approach is based on implicit feedback derived from user's interaction with electronic content. User's behavior is tracked through several ...
    • A Revision of Preventive Web-based Psychotherapies in Subjects at Risk of Mental Disorders 

      Sánchez-Gutiérrez, Teresa (1); Barbeito, Sara (1); Calvo, Ana (1) (International Journal of Interactive Multimedia and Artificial Intelligence, 09/2017)
      For the last years, the impulse of new technologies has overcome the traditional pathways of face-to-face clinical intervention and web-based psychological methodologies for intervention have started to gain success. This ...
    • A Scalable Approach for 360 degrees Feedback in Cooperative Learning 

      Corbi, Alberto (1); Lejarreta-Errasti, Iratxe; Burgos, Daniel (1) (IEEE Access, 2019)
      In this paper, we present a standard-based methodology to data-mine and eventually compute the results from 360 degrees feedback surveys. We pay special attention to its suitability in the educational and pedagogical sphere, ...