Mostrando ítems 1-20 de 1154

    • 2008-2017 Bogota River Water Quality Assessment Based on the Water Quality Index 

      Díaz-Casallas, Daissy Milena; Castro-Fernández, Mario Fernando; Bocos, Elvira (1); Montenegro-Marin, Carlos Enrique; González-Crespo, Rubén (1) (Sustainability, 02/03/2019)
      This article provides a deep analysis of the water quality at the upper basin of the Bogota River (Colombia) between 2008 and 2017. The Water Quality Index has been the indicator employed to determine the ecological status ...
    • 3D visualization through the hologram for the learning of area and volume concepts 

      Orcos, Lara (1); Jordán, Cristina; Magreñán, Á. Alberto (Mathematics, 26/02/2019)
      This study aims to implement and evaluate a methodological proposal using the hologram as a teaching medium for the learning of concepts related to areas and volumes of geometrical bodies. The study has been carried out ...
    • A 14-year dataset of in situ glacier surface velocities for a tidewater and a land-terminating glacier in Livingston Island, Antarctica 

      Machio, Francisco (1); 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 clustering WSN routing protocol based on k-d tree algorithm 

      Anzola, John; Pascual, Jordán; Tarazona, Giovanny; González-Crespo, Rubén (1) (Sensors, 09/2018)
      Clustering in wireless sensor networks has been widely discussed in the literature as a strategy to reduce power consumption. However, aspects such as cluster formation and cluster head (CH) node assignment strategies have ...
    • A corpus-based study of adverbs of frequency in a goal-oriented distance learning forum 

      Bobkina, Jelena; Stefanova Radoulska, Svetlana (1) (ELIA. Estudios de Lingüística Inglesa Aplicada, 2018)
      This paper reports on a corpus-based study that investigated the use of frequency adverbs in students' posts in a goal-oriented virtual forum. The participants in the study were undergraduate students enrolled in two ...
    • A design process for balanced educational video games with collaborative activities 

      Padilla-Zea, Natalia (1); Medina Medina, Nuria; Gutiérrez Vela, Francisco L; López-Arcos, José R; Paderewski-Rodríguez, Patricia; González González, Carina S (Dyna, 2015)
      The efficiency of educational video games could be improved through the use of a specific development method that allows them to keep both their educational and recreational goals and maintains their playability. Accordingly, ...
    • 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 Mixed Methods Study to Examine the Influence of CLIL on Physical Education Lessons: Analysis of Social Interactions and Physical Activity Levels 

      Salvador-García, Celina (1); Capella-Peris, Carlos; Chiva-Bartoll, Óscar; Ruiz-Montero, Pedro Jesús (Frontiers in Psychology, 03/2020)
      Physical Education is often selected for applying multilingual initiatives through the use of a content and language integrated learning (CLIL) approach. However, it is still unclear whether the introduction of such an ...
    • 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 Predictive System Informed by Students’ Similar Behaviour 

      Burgos, Daniel (1) (Sustainability, 2020)
      It is quite complex to adapt instruction to student needs in view of online education owing to the ensuing communication disconnection in such learning environments. Decision support schemes offer assistance by automatically ...
    • A proposal: "AGRO-Erasmus" 

      López García, Jose Luis; Calzadilla Daguerre, Jesus(1); Villa Perez, Aurelio (Proceedings ICABR 2015: X. International conference on aplplied business research, 2015)
      The rural population is getting smaller as percentage of the total population in the countries. There is a constant depopulation of rural areas to urban areas. The most extreme data are in countries like USA, where the ...
    • 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 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, ...
    • A school-based physical activity promotion intervention in children: rationale and study protocol for the PREVIENE Project 

      Tercedor, Pablo; Villa-González, Emilio; Ávila-García, Manuel; Díaz-Piedra, Carolina; Martínez-Baena, Alejandro; Soriano-Maldonado, Alberto; Pérez-López, Isaac José; García-Rodríguez, Inmaculada; Mandic, Sandra; Palomares Cuadros, Juan (1); Segura-Jiménez, Victor; Huertas-Delgado, Francisco Javier (BMC Public Health, 09/2017)
      Background The lack of physical activity and increasing time spent in sedentary behaviours during childhood place importance on developing low cost, easy-toimplement school-based interventions to increase physical activity ...
    • A spatial analysis of the achievements, in terms of regional development, accomplished by the initial EU-member cohesion fund beneficiaries using a synthetic indicator 

      Rodríguez Martín, José Antonio; Martín Martín, José María (1); Salinas Fernández, José Antonio; Zermeno Mejia, Karla Aida; Ananos Bedrinana, Karen G. (Sustainability, 02/04/2019)
      This study proposes construction of a synthetic indicator to measure progress toward the objective of economic and social cohesion among the regions of Spain, Greece, Ireland and Portugal within the framework of European ...
    • A study of the Application of High Achiever Programs for Gifted Students 

      Martín-Lobo, Pilar (1); Pradas Montilla, Silvia (1); Navarro Asencio, Enrique (1) (Electronic Journal of Research in Educational Psychology, 09/2018)
      Introduction. This research focus on to provide a project for gifted students with enrichment programs that can be performed at the school level. Method. In order to accomplish this, the programs were designed, teachers ...
    • A System to Generate SignWriting for Video Tracks Enhancing Accessibility of Deaf People 

      Verdú, Elena (1); Pelayo García-Bustelo, B Cristina; Martínez Sánchez, María Ángeles; González-Crespo, Rubén (1) (International Journal of Interactive Multimedia and Artificial Intelligence, 2017)
      Video content has increased much on the Internet during last years. In spite of the efforts of different organizations and governments to increase the accessibility of websites, most multimedia content on the Internet is ...
    • A unified convergence analysis for secant-type methods 

      Argyros, Ioannis K; Magreñán, Á. Alberto (1) (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 Visual Analytics Method for Score Estimation in Learning Courses 

      de-la-Fuente-Valentín, Luis (1); Pardo, Abelardo; López Hernández, Fernando (1); Burgos, Daniel (1) (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 ...